To find the diameter of a circle given the area. The area of a circle = pi x the radius squared. To find the radius, then the diameter transpose the area formula, so A = Π * r^2 A/ Π = r^2
√A/ Π= r
2 x √A/ Π = d
A = area Π = pi = 3.142
r = radius
d = diameter
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A 45-foot diameter circle has an area of 1,590.4 square feet.
There are about 38.48 square feet in a 7' diameter circle
The diameter is 4.222 feet.
1256.64 square feet
A circular shape with an area of 65 square feet has a diameter of 9.1 ft approx.