Square footage of 5 sided shape A diamond (rhombus) is a four-sided shape where all four sides are the same length, and the opposing angles are equal. This calculator estimates the square footage of common shapes, including squares, rectangles, rectangular borders, rectangles with a cut-out, circles, annuli, triangles, trapezoids, ellipses, sectors, caps, and regular polygons with a specified number of sides. Use the Octagon Calculator to quickly compute edge length, diagonals, perimeter, area, and more. The formula Aug 27, 2025 · Calculate square footage, square meters, square yardage and acres for home or construction project. Jul 28, 2025 · The Irregular Polygon Area Calculator is an innovative tool that accurately computes the area of polygons with sides of varying lengths. The image below is a regular pentagon with equal size of sides and angles: Types of pentagon: Regular Pentagon: Redirecting Redirecting Calculate area of irregular shape with our simple calculator. Try it now! An easy to use, free area calculator you can use to calculate the area of shapes like square, rectangle, triangle, circle, parallelogram, trapezoid, ellipse, octagon, and sector of a circle. What is a pentagon? Pentagon is the five-sided geometrical shape. 5 inches from the length on one of The trapezoid calculator is here to give you all the information about your trapezoid shape – the sides, height, angles, area, and perimeter. Irregular Quadrilateral is a quadrilateral that doesn’t fit into any of well-known form such as square, rectangle, parallelogram, rhombus and etc. Formulas, explanations, and graphs for each calculation. Building Square Footage Calculator This calculator allows you to determine the total square footage of a building by inputting the length, width, number of rooms, and an adjustment factor. Start by using your mouse to drag the points at the corners of the shape shown above. Get accurate measurements today. This tool treats the shape as composed of two adjoining rectangles. What is Meant by the Area of a Pentagon? In Mathematics, a pentagon is a polygon with 5 sides. Hexagon Area Hexagon Side Length from Area Hexagon Volume A triangle is a special closed shape or a polygon that has three vertices, three sides and three angles. If the shape is a triangle, an additional input for height will be displayed. Irregular land area This tool enables you to calculate the area of your land. A pentagon will be a regular pentagon if all of its sides are equal in length and all of its angles are equal. Sep 11, 2001 · The site Somervell had in mind was at the foot of Memorial Bridge, on ground that is now part of Arlington National Cemetery. A pentagon is a five-sided polygon and a two-dimensional geometrical figure. Area of Pentagon = 1/4√ (5 (5 + 2√5)) s2 = 1. These lines should be measured in feet (ft) for square footage calculations and if needed, converted to inches (in), yards (yd), centimetres (cm), millimetres (mm) and metres (m). You should then measure each of these shapes and multiply their lengths by their widths. Our free online square footage calculator helps with flooring, painting, and construction projects. Unlike regular shapes such as squares or circles, irregular shapes have uneven sides or non-uniform angles, making traditional area formulas inadequate. Apr 16, 2024 · The land the Pentagon was first planned to go on was bordered on five sides by roads, so the architects designed a five-sided building. Provide the height which will act as the perpendicular This tool quickly calculates the square footage of a triangle using your provided measurements. A vertex is a point where two lines or sides meet. Its name is derived from the Greek words 'Penta' which means 'five' and 'gon' which means 'angles'. Jul 24, 2025 · Learn what square footage is, what you can use it for and how to calculate the square feet of a variety of shapes, including squares and parallelograms. The measurement is done in square units. Fortunately, the Irregular Pentagon Area Calculator makes it simple to find the area of any five-sided polygon, regardless of symmetry or side lengths. If you would like this tool on your website use our area calculator embed tool or contact us for details. In this post, we will This square foot calculator determines the square footage of a room, lot, land, property or house no matter the shape. They allow you to draw the shape or input the dimensions directly, providing quick results for the area. The properties of a pentagon include the length of the sides a, the area A, the perimeter P, the diagonal d, the height h, the radius (circumradius) R, and apothem (inradius) r. Various apps and online tools are available to simplify these calculations. This tool is useful for finding the approximate acreage or a tract of land, the square footage of a roof, or any other instance where you need a good estimate of the area of something. Regular polygon has all sides and all angles are equal. You will multiply the length of your surface by the width then devide that by 144 to get the total square footage of that piece. Regular and irregular pentagons A regular pentagon is a 5-sided shape where every side is the same length and every corner has the same angle. What is a square? A square is a four-sided polygon with few unique properties. Enter measurements in US or metric units. Not all pentagons are created equal. A regular pentagon is a five-sided polygon where all sides are equal in length and all interior angles are identical. How to Use the Odd Shape Square Footage Calculator To calculate the square footage or volume of an odd-shaped area, input the lengths and widths of two distinct rectangular sections along with a common height if you wish to calculate volume. Through this formula, it's possible to find out the area of any quadrilateral, no matter if it's a parallelogram, rhombus, trapezoid – in short, every 4-sided The hexagon calculator will determine all the essential information about a regular hexagon. Learn how to solve octagon problems manually with our step-by-step guide. Square footage is a measurement of an area expressed in square feet (unit of measurement). 5 million square feet (600,000 m 2) of floor space, 3. An octagon is a polygon with eight sides and eight angles. This shape is an eight-sided polygon consisting of eight interior and exterior angles. (cm2, m2, mm2etc. And I am sure that, after viewing this article you can easily measure any type of plot area which are irregular in shape. 87 Back left Corner: 17 Back: 101 This irregular polygon area calculator uses the shoelace formula to determine the area of any given simple polygon. To use the calculator, simply input the lengths of the sides of the irregular shape. An easy to use hexagon area calculator, hexagon diagonal calculator, and hexagon side length calculator. Aug 18, 2025 · A pentagon is a flat shape with 5 straight sides. A pentagon is a two-dimensional geometric shape with five straight sides. The sum of the interior angles of a polygon is 180 (n – 2), where n is the number of sides. Octagon Area Calculator In geometry, an octagon is an eight-sided polygon or 8-gon. Just click on the shape you want from the above tabs, enter the measurements, hit calculate and get instant results! With this polygon calculator, you can find the essential properties of any n-sided regular polygon. The words heptagon or septagon (its other name) are from Greek and Latin origins, with "hept" and "sept" referring to 7. The math formula to calculate your countertop square footage is the following: Length X Width / 144 Length times Width devided by 144. Square Footage Calculator Square Footage Calculator is an online tool used to find an area of a square, rectangle, circle, or ellipse in a foot. 09290304 square metres (m²) square inch (in²) = 0. The sum of the interior angles in any hexagon is 720 degrees. Be careful not to count corner pieces twice. On July 20, the architects presented Somervell with plans for a five-sided building that fit the shape of the land. This article outlines a method of determining the acreage of such a plot. Compute the Area of a Triangle with Given Coordinates An is a polygon with eight sides. Let's assume that you want to calculate the area of a specific regular polygon, e. 00064516 square Unlike a simple rectangle or square where all sides are equal or opposite sides are parallel and equal, a trapezoid has a unique characteristic that defines it: it is a four-sided polygon (a quadrilateral) with at least one pair of parallel sides. Irregular quadrilateral is not a regular Formulas The term 'square footage' denotes an area of measurement, with 'square feet' denoting a unit of area. Square Footage Calculator Calculate the square footage of various shapes including rectangles, circles, triangles, and more. After reading this short article, you'll know what a polygon is and how many sides a For example, if a farmer needs to distribute 100g of fertilizer per square meter of a field, they can use the calculator to calculate the area of the field. How do I find the acreage? Calculate square footage instantly. The area of a pentagon is defined as the amount of space enclosed within the boundary of a pentagon. Use this simple calculator to find the area, perimeter, and diagonals of an octagon. A pentagon can be classified as a regular pentagon and irregular pentagon. , a 12-sided polygon, or a dodecagon with 5-inch sides. The Four-Sided Field Size Acre calculator computes the area of a field with four straight sides given the length of the four sides and the length of a diagonal between opposing corners. Sep 2, 2024 · This Irregular Shape Area Calculator is an essential tool for anyone working with non-standard geometric shapes. I am including the measurements as well as the Property Plot Map (parcel number 25). Whether you are looking for the area of a heptagon or the angles in a decagon, you're at the right place. What is a Polygon Calculator? A Polygon Calculator is a digital tool that helps users determine the area, perimeter, and other important measurements for a variety of 2D geometric shapes. Divide this product by 4 times the tangent of π/n. Octagons can come in various sizes and proportions but maintain the essential characteristic of eight sides. How to Use the Square Footage Calculator for Irregular Shapes To use this calculator, input the lengths of all four sides of your irregular shape in the fields provided. I know the lengths of the four sides, but it isn't a rectangle, it is an odd shape. Additionally, you must provide the interior angles between side 1 & side 2, and side 3 & side 4. Input the lengths of all sides to get quick and accurate results in square feet or meters. Our square footage calculator applies the formulas below to determine the square footage of various shapes: Square: Area (ft 2) = Side Length 2 Rectangle: Area (ft 2) = Length × Width Calculate the square footage of any triangle using the lengths of all three sides with Heron’s Formula. Type - 5: Here, all 5 sides of the land are unequal in length & are not parallel to each other. On this page, you can calculate area of irregular shaped plots of land using measurements taken just with a tape measure. Ideal for geometry, design, and construction experts. Explanation of Calculation The result is calculated using the Brahmagupta formula, which The pentagon shape is taken from Greek “Penta” denotes five and “gon” denotes angle and it is a five-sided polygon. A regular octagon has Schläfli symbol {8} and can also be constructed as a quasiregular truncated square, t {4}, which alternates two types of edges. ). This indispensable tool aids in solving complex geometry problems with ease, ensuring precision in every calculation. It is measured in square units (c m 2, m 2, m m 2 e t c. It can be used as a room area calculator. An octagon is a two-dimensional geometric shape with eight straight sides. Calculate the area of a regular hexagon (six-sided polygon) by any input parameter. Works with all shapes and measurement units! Jun 2, 2024 · Formula of Octagon Sq ft Calculator To determine the square footage of an octagon, follow these steps using the formula: where "a" is the length of one side of the octagon. The polygon could be regular (all angles are equal and all sides are equal) or irregular We would like to show you a description here but the site won’t allow us. These appear to be the Measurements: Front: 71. If your room has an irregular shape, such as a T-shape, enter the measurements of each section of the room for a precise square footage calculation. The Square Footage Calculator helps you compute the square footage of an area like room (e. Understanding how to calculate the area of these shapes is essential for accurate measurements and planning. The generally accepted manner for finding the area of an irregular polygon is to break it up into triangles and possibly a rectangle, then calculate each and add the totals. Height (ft): (Triangles only) The height of the triangle in From the architectural blueprints of a grand building to the precise layout of a kitchen tile, square shapes are ubiquitous in our built environment. Oct 5, 2009 · Aside from legal descriptions, which are Greek to most, there are some relatively easy methods of estimating the area (square feet/acreage) of an irregularly shaped piece of land. The 3 sides triangle area calculator is here to the rescue if you need to calculate the area of a triangle but only know the three side lengths. For a regular polygon with n n sides, the internal and external angles, α α & β β are Nov 19, 2024 · To calculate the area of a regular polygon, square the side length (s²) and multiply by the number of sides (n). Since a triangle has three sides, it also has three vertices a, b and c. a. Read on to learn about: Calculating the area of a triangle with 3 sides. Each geometric shape includes an image and a description. For more complex shapes, such as irregular areas, you will need to split it up into separate shapes, calculate the area of each shape, and then add them up. What is the surface of your property? Here you can read how to find out the lot size or acreage of your real estate property. Each interior angle of a regular hexagon (where all sides and angles are equal) measures 120 degrees. Calculate square feet, meters, yards and acres for flooring, carpet, or tiling projects. This includes: Triangle Square Rectangle Regular Pentagon Regular Hexagon Circle This tool dynamically adjusts based on your selected shape, providing the appropriate input fields and outputs in real-time Aug 3, 2023 · Area of Polygon The area of a polygon is the total space enclosed within the shape. Key Definitions: An interior angle is the angle between the two adjacent sides of a Feb 28, 2025 · Irregular shapes can be found in various fields, including architecture, landscaping, and even art. Enter the number of sides of the chosen polygon. Upload your own image or use coordinates, get started today! Area calculator made easy! Area of Pentagon The area of a pentagon is the region that is enclosed by all five sides of the pentagon. 72 s2 square units where 's' is the length of the side of the pentagon How many sides does a hexagon have? Exploring the 6-sided shape Hexagon definition, what is a regular hexagon? Hexagon area formula: how to find the area of a hexagon Diagonals of a hexagon Circumradius and inradius How to draw a hexagon shape The easiest way to find a hexagon side, area Hexagon tiles and real-world uses of the 6-sided polygon If you want to find the area, perimeter, diagonals, circumradius, and inradius of a regular octagon, come in and use the octagon calculator. It is a geometric shape characterized by having eight straight sides of equal length and eight angles, each measuring 135 degrees. The properties of an octagon include the length of the sides a, the area A, the perimeter P, the long diagonal d, the medium diagonal m, the short diagonal s, the radius (circumradius) R, and apothem (inradius) r. Type any value, and the remaining parameters will be calculated on the spot. While regular pentagons have equal sides and angles, irregular pentagons come in a variety of shapes and sizes—making their area harder to compute manually. This guide also includes examples of geometric shapes art and a free printable geometric shapes chart pdf for students. Often a parcel of land is not a rectangle, but it has an odd shape. It is a two-dimensional geometric shape formed by connecting six straight line segments (sides) in a closed loop. Square feet calculator to determine room size in square feet. If the surface is complex in shape, it may be possible to section the surface into simple shapes and add their square footages together. 5 days ago · Discover why you might want to calculate square feet, review how to calculate square foot for eight different shapes, and explore a few example calculations. How to calculate the surface area of irregular shaped fields? You have to split up the land into triangles and for each This area calculator determines the area of a number of common shapes, including rectangle, triangle, trapezoid, circle, sector, ellipse, and parallelogram. Width (ft): The width of the area in feet. A good example is trying to figure out the area of a triangular-shaped room – with this calculator, you'll learn how to find the square footage of a triangle room. Useful for Construction projects, wood workers, home owners, students, and real estate. How to calculate square footage for rectangular, round and bordered areas. 828427 · 10 2 = 4. Since all sides are equal it does not matter which side is measured. In geometry, an octagon is an eight-sided polygon or 8-gon. A triangle can be classified based on their side length and interior Determine the Area of a Triangle with Given Side Lengths and Angle Input the lengths of two sides of the triangle and the included angle to calculate its area swiftly. Every quadrilateral is a polygon with four sides of any length connected together at the corners. 00694444444444443 square feet (ft²) one square foot ( ft²) = 0. square feet calculator. INSTRUCTIONS: Choose units and enter the following: (A) Length of side a (B) Length of side b (C) Length of side c (D) Length of side d (Dg) Length of the diagonal (See Diagram) Acres in a Field (A): The A hexagon is a polygon with six sides and six angles. The formula to calculate the area of the regular pentagon is given by The building's five-sided shape had been tailored to fit a pentagonal-shaped building site below Arlington National Cemetery, but this original location was changed due to objections that the massive new building would obstruct views of the city from the cemetery. Perfect for real estate, construction, and gardening projects. It also calculate the perimeter of land you have provided. When all the sides and the angles of a pentagon are of equal measure, then it is called a regular pentagon. The sum of the interior angles of an octagon is 1080 degrees. The area of the regular polygon is the region occupied by the regular polygon. Based on the number of sides of a polygon, it is classified as a triangle, quadrilateral, pentagon, etc. The adjustment factor can account for variations in room shapes and additional features. There are many different irregular pentagon shapes, here is an Area of Octagon The area of octagon is defined as the total amount of area that is enclosed by all octa (eight) sides of the octagon. Please provide the measurements in feet. Surprisingly, you can measure the area of a plot of any size by using just two formulas. When you click the Calculate button, it will return the square area in the same units. This is a common question that comes up in real estate and land use planning, so we You can use this Advanced Polygon Calculator to calculate interior/exterior angle, inradius, circumradius, perimeter, area, and more. This is a common question that comes up in real estate and land use planning, so we Formula q = s/(2tan(𝝅/n)) A = qsn/2 where q is the length of the apothem s the length of a side n the number of sides in the regular polygon A the area of the polygon Conversions one square foot ( ft²) = 144 square inches (in²) one square inch (in²) = 0. Online area finder. The area of the octagon can be calculated by diving it into 8 equal isosceles triangles. Upload floor plans, blueprints, or any image. Download: Use this area calculator offline with our all-in-one calculator app for Android and iOS. Dec 30, 2024 · Area of Irregular Shapes Estimator Calculator uses the shoelace formula to calculate the area of irregular polygons based on user-provided vertex coordinates. An area is is the size of two dimensional surface. Their inherent symmetry and simplicity make them a foundational element in design, construction, and planning. This will give you the area of the polygon. This calculator will tell you the size of an odd shaped lot in acres (or hectares), as long as it has four sides. It is a polygon with five sides and five corners. It is a special type of rectangle, with the additional characteristic that all four sides are of equal length and all four angles are right angles (90 degrees). Free square footage calculator to measure rooms, floors, or walls accurately. Alternatively, if you need to buy some tiles or new carpet for a room, the tool will tell you how much material you need to buy. Heptagon — Area, Perimeter, and Side length A heptagon is a polygon with 7 sides and 7 angles. With this calculator you can calculate the size of a parcel of land in acres or hectares. This calculator uses feet and or inches for measurements. Perfect for land measurement and construction projects. Enter 4 sides and an angle Choose Angle or Diagonal Area result: Quadrilateral is 4-sided polygon. e. How to Use the Square Footage Calculator Enter the measurements of the area you need to calculate: Length (ft): The length of the area in feet. 8427 square yards. Online calculators and formulas for a regular polygon and other geometry problems. Instantly convert results into square meters, hectares, or square kilometers to support accurate decisions in property evaluation and layout. The six sides are all of equal length, therefore all the angles are of equal length. Enter the width of the What is the area of irregular shapes? The area of irregular shapes (also referred to as irregular polygons or irregular figures) is the amount of space inside a shape composed of sides and angles of different lengths and sizes. Calculate any property of a polygon, including the area, perimeter, sides, circumradius, inradius, and angles using our hexagon calculator. g. Calculate project cost based on price per square foot, square yard or square meter. With this pentagon calculator, you'll find essential properties of a regular pentagon: side, diagonal, height, perimeter, and area, as well as the circumcircle and incircle radius. Calculate the unknown defining areas, circumferences and angles of a regular polygon with any one known variables. The area of a square is the space contained within a set of lines. Polygon Calculator Regular polygon calculator is an online tool to calculate the various properties of a polygon. Dec 21, 2024 · Calculate the area of uneven land easily using our uneven land area calculator. 828427 · 100 = 482. Solve a regular hexagon by entering the side, radius, diagonal, short diagonal, apothem, area, or perimeter. To find the area of . In this lesson, we will learn how to find the area of pentagon, the area of pentagon formula, the area of regular Our calculators provide you with a quick and simple way of determining the square footage area for various shapes and in both SI and imperial units. The only measurement needed to find the area of a regular octagon is its side. Jan 22, 2021 · Now, let us go through irregularly shaped land or plot, having 5 sides, and let us calculate the area of this plot, by using mathematical formulas. Hello: I have been looking at your site, but I am still confused as to how to figure out the exact square footage of my irregular lot (since it is a gradual fan lot from the front, and triangles out in the back). Input the following parameters: Length 1: Length of the first section in feet. These two This complete guide to geometric shapes includes every 2D geometric shape and all 3D geometrical shapes. “Irregular land Area Calculator” helps you to calculate the are aof four sided irregular land in Square Feet as well as in Square Meter. It can be used to calculate the area of a regular polygon as well as various sided polygons such as 6 sided polygon, 11 sided polygon, or 20 sided shape, etc. k. President Franklin Delano Roosevelt was worried putting the building at that location would interfere with the view of Washington from Arlington Cemetery, so he chose to move it to its present location, but he kept the five-sided design. Guide to Using the Irregular Shape Square Footage Calculator This calculator allows you to find the square footage of an irregular quadrilateral shape by breaking it into two trapezoidal sections. Perfect for real estate, landscaping, and construction projects. The calculator will utilize the formula 0. Introduction to Regular Pentagon Square Footage Calculation When working with geometric shapes in construction, architecture, or land measurement, understanding how to calculate the square footage of a regular pentagon becomes essential. These represent the lengths of the four sides of the irregular shape. Our irregular shape area calculator is created to compute the area of shapes that don’t conform to standard geometric patterns i. Square Footage Calculator The Square Footage Calculator estimates the square footage of a lot, house, or other surfaces in several common shapes. You can use this triangle square footage calculator to calculate siding square footage in gables or any other triangle square feet you might need (like: roofing, carpet, etc. May 23, 2021 · How to Calculate Area of land or Plot Which is Irregular in Shape In this article, I will show you how to calculate the area of a plot that is regular or irregular in shape. The angles must be specified in degrees. Triangles do NOT need to be right triangles. Triangle Area Calculator Use this calculator to determine the area, perimeter, or other parameters of a triangle by entering the appropriate measurements. irregular polygon area. Easily calculate the square footage of a triangle with our efficient sqft of triangle calculator. To calculate the square footage of a rectangular or square room, you will need to know the length and width of the room. Area of a triangle calculation using all different rules, side and height, SSS, ASA, SAS, SSA, etc. Examples of irregular shapes include: Irregular Shape Area Calculator Shape Acreage Calculator by Stephen Bucaro Few lots are exact squares or rectangles. If you have an L shape kitchen you will subtract 25. Calculate the area and perimeter of a diamond. While the concept of 'square footage' is widely understood as a measure of area, calculating it for a perfect square is arguably the This Area of a Pentagon calculator computes the area of a regular pentagon, a polygon with 5 equal sides of length (s). How to calculate square footage of an area. Aug 1, 2025 · Calculator online for a regular polygon of three sides or more. Enter the length of each side in feet (or meters) in the respective Units boxes. Square footage formula using width and length. Heron's Feb 12, 2025 · Easily calculate the area of an uneven rectangle with our Uneven Rectangular Area Calculator. Apr 28, 2022 · To find how many square feet are in an octagon you basicly just have to find the area of the octagon in this problem it would be 8x8 to get the answer how to find the answer is that you must first find out how many sides your shape has then multiply your sides length in this case it happens to be 8 for both of the multiples thus 8x8 equals 64. Shape: Select either rectangle or triangle for the shape of the area. ) You can also use this tool to convert feet to inches, convert inches to feet, calculate triangle square inches. The numbers indicated on the sides represent the length of those respective sides of the property. Ideal for surveying, land plots, and irregular triangle layouts. This square footage calculator finds the square footage of a house, room, property, lot or land with any of the following shape rectangle, triangle, trapezoid, square, circle or rhombus. Processing Input your measurements, and get accurate results for any shape instantly. Width 1 Area of Irregular Polygons Introduction I just thought I would share with you a clever technique I once used to find the area of general polygons. In this video, we'll be discussing how to calculate irregular land area irregular plot area in square feet. With this polygon calculator, you can find the essential properties of any n-sided regular polygon. Jan 11, 2020 · The easiest way to calculate the square footage of an odd-shaped room is to divide it into even shapes, like squares or rectangles. This helps you optimize space usage effectively. 5 * a * b * sin (C) to accurately find the square footage of the triangle for you. It's ideal for real estate, construction, and land development planning. Feb 21, 2025 · The same applies to a five-sided shape; there are formulas designed for polygons with varying numbers of sides. In this mini-lesson, we will discuss the octagon area formula in detail. We would like to show you a description here but the site won’t allow us. Its simplicity and accuracy make it suitable for students learning about advanced geometry concepts, as well as professionals in fields requiring precise area calculations of irregular land plots or architectural designs. It means that a polygon should be equiangular and equilateral. Use the area calculator to find the area of seventeen different shapes, plus learn the formulas and steps to calculate it. A regular octagon can be constructed as a quasiregular truncated square, which alternates two types of edges. The Pentagon is the world's second-largest office building, with about 6. What is a Hexagon? What is a regular hexagon? It’s a geometric figure with six sides and six angles. Regular octagons have all sides and angles equal, while It is to determine the area of an irregular polygon. How to Use: Enter the measurements of sides A, B, C, and D in feet. It allows you to input the coordinates of the vertices and computes the area of the shape. The odd-shaped plot, bound on five sides by roads, a railroad, and a line of trees, guided the designers. (\mathrm {cm}^ {2},\mathrm {~m}^ {2},\mathrm {~mm}^ {2} etc. Below, you'll find the polygon definition and a table with the names of polygons along with their shapes. Polygon area An online calculator calculates a polygon area, given lengths of polygon sides and diagonals, which split polygon to non-overlapping triangles. Dec 21, 2021 · This online calculator calculates the area of a shape measured in feet. Upload your own images - CAD drawings, pictures, satellite images - to easily calculate the square footage or surface area of your project. The total of interior angles, is always 180°. Find the square footage of an area, property, building, or shape and calculate project costs by entering the price per square foot. How to Use Enter the length of the building in feet. Directions: Enter any combination of feet and/or inches into the calculator below. 2 km) [7] of Formula q = s/(2tan(𝝅/n)) A = qsn/2 where q is the length of the apothem s the length of a side n the number of sides in the regular polygon A the area of the polygon Conversions one square foot ( ft²) = 144 square inches (in²) one square inch (in²) = 0. 7 million square feet (340,000 m 2) of which are used as offices. Therefore, a hexagon Question from many people: I have a real estate property and the lot size is something I need to find out. If the angle is 90 degrees, it is a square. It reduces the amount of time and efforts to find the area or any other property of a polygon. Nov 10, 2025 · Easily compute area with our square footage calculator for rectangles, circles, and triangles. Enter the length of the sides for each triangle you use; up to 10 of them. Whereas the irregular polygon has unequal side lengths and angles. As we know, a polygon can be regular or irregular. Accurate results in seconds. All regular pentagons have the same shape, like this: An irregular pentagon is a 5 sides shape where not every side and angle are equal. How to use the calculator: Simply select the units of measurement, enter the number of sides, specify the side length of a regular polygon, and let our calculator do the rest. This comprehensive guide will walk you Calculate area or perimeter of any irregular shape. Aug 27, 2025 · The Irregular Land Area Calculator helps estimate the surface area of non-standard land shapes by using the lengths of each side. The method of calculation for quadrilaterals is triangulation, which requires you to know the lengths of one of the two diagonals. The Area of an Irregular Pentagon calculator computes an area with five straight sides (a pentagon) given the length of the five sides and two diagonals (see image). Input side lengths and the angle to determine the area of irregularly shaped plots of land in square feet or meters. Ideal for home building, painting, flooring, and renovation projects. 5 mi (28. Calculating areas of irregular polygons is a non-trivial task without sophisticated surveying instruments. Aug 27, 2025 · Irregular land is land that doesn't have a perfectly defined geometric shape, such as a rectangle or square. Also, depending upon which radio Free online square footage calculator you to calculate the area of a room with a rectangular or a more complex shape in square feet, a. For example, if the side of a pool with the shape of an octagon is 10 yards, its area is then 2 · (1 + √2) · side 2 = 4. It may have sides with different measurements, angles that aren't right angles (90°), or small variations in its perimeter. A pentagon is a polygon with five sides and five angles. Regular polygons have a definite dimension to their sides, and thus their areas are easy to calculate compared to irregular polygons where the sides have no fixed dimension. 22 Left Side: 180. [6][7] It has five sides, five floors above ground, two basement levels, and five ring corridors per floor with a total of 17. Square footage calculator finds the surface area (square footage) of various shapes and calculates associated construction costs. It will also show the perimeter of the shape.