Free online area of a square calculator. Hunker may earn compensation through affiliate links in this story. If these objects are measured in feet, the area is in square feet. Yes, it is that awesome. Once you've carried out your calculation, you will have your square feet (ft2) figure. Let's say you have a rectangular-shaped room and you want to calculate the square footage area for flooring or carpet. If in cm: multiply each figure by 0.03281 to get feet measurement. Add the two lengths together and multiply by two to get the perimeter. 10 × 10 = 100 square feet. The next step is to take both of these rectangle/square figures multiplied by 65% to find the square feet of wall area.
You can measure the perimeter of a room to calculate the wall area but if you already know the floor area of the room -- from floor plans, for example -- it may be quicker to calculate the wall area based on that number, if your room is square or round. All you have to do is enter the price per unit area and voila, you have the total cost of materials in a single click! Measure the diameter of your circle in feet. She holds a Master of Science in agricultural engineering from Texas A&M University. If the perimeter is 40 feet and the height is 10 feet, multiply 40 times 10 feet to get a wall area of 400 square feet. instructions for how to enable JavaScript.
To calculate an area in square feet, you will need measurements for the width and length (for a square shape) or the diameter (for a circular area). Instructions on calculating for a circular area and triangular area are further down. ; 2004. If your room is not square or round you will have to measure one wall and calculate from there. ft. (top rectangle) 8" x 15" = 120 sq. By creating an account you agree to the Hunker, "Painting and Wallpapering Secrets From Brian Santos, the Wall Wizard"; Brian Santos; 2010, "Home Improvement All-in-One for Dummies"; Roy Barnhart, et al. For example, if you measured a wall at 12 feet long by 8 feet high, the area would be 96 square feet. On a rectangle, measuring the sides can give you the dimensions you need because one side can be the length and the adjacent side can be the height. Note: If your measurements aren't in feet, convert them to feet first using the instructions below or the length converter. ft. 240 sq. shape (such as a room or garden). If you would like to convert your figure into
The units are also multiplied. Mathispower4u has produced a video showing how to divide your area up into smaller rectangles in order
to calculate the overall square footage. Please help me spread the word by sharing this with friends or on your website/blog. To calculate your cost of materials, simply multiply this figure by your 'cost per square feet'. Use the appropriate formula for the shape. give the square feet to acres converter a try. Petra Wakefield is a writing professional whose work appears on various websites, focusing primarily on topics about science, fitness and outdoor activities. Is the Coronavirus Crisis Increasing America's Drug Overdoses? On many other shapes, measuring one or more flat sides and then the height (or greatest distance taken with a perpendicular line) often works. Thank you. Measure your room from floor to ceiling before beginning the calculation if you don't know the ceiling height. One gallon of paint typically covers 400 square feet with one coat of paint. If the perimeter is 35.42 feet and the height is 10 feet, the wall area is 354.2 square feet. If you were working with units other than feet, convert the area to square feet. The two dimensions are often expressed in terms of length and height or length and width. If the area is 100 square feet, for example, the radius is 5.64 feet. How Do You Calculate the Square Feet of an Area. How to Calculate Net Income (With Examples), How Long Will It Take To Save? For example, if you used inches to measure the sides of the object, divide the resulting measurement in square inches by 144 to obtain the area in square feet. ), The Secret Science of Solving Crossword Puzzles, Racist Phrases to Remove From Your Mental Lexicon. Should you wish to convert to acres, Use this calculator to easily calculate the area of a square given the length of its side in any metric: mm, cm, meters, km, inches, feet, yards, miles. The formula for calculating the area of a circle is: π r2 (with r being the radius of the circle, which is half the diameter). Disclaimer: Whilst every effort has been made in building this calculator, we are not to be held Multiply the perimeter by the ceiling height to find the wall area. Divide the area of the room by the distance you measured; the result is the length of a wall perpendicular to the one you measured. ft. x 65% = 156 sq. the square footage is to measure the length and width in feet and then multiply the two figures together to give you a result in ft2. Length: feet: inch: Width: feet: inch: Results: Area: ft² : The Calculator.