The area of a circle equals. pi. (3.1415926. times the radius squared, or. pi. (r. 2. So if the distance from the center of the circle to the edge is 2 feet, you would multiply 2
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Knowing how to calculate square footage will come in handy when it comes time to estimate materials for that next doityourself job. You'll save time, money and extra trips to the
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For a Square or Rectangular Area 1 Measure the length of the area in question with a tape measure. Jot this down on a piece of paper. Label this measurement "length." 2
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To obtain a gross idea of the square footage of an area, multiply the length by the
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