36 X 36 sounds as if that is a diameter, so 36/2 = 18 in radius.
Area = pi*r2
Area = pi(18)2
= 1018 units2
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36X36=1296 inches squared or 1296/12 which is 108 feet.
Area of a circle = pi*radius2
Area of a circle = pi*radius2
The area of a circle is the amount of space inside the circle. The area of a circle is calculated by multiplying pi(3.14159) by the radius squared.
Using 3.14 as Pi the area of circle is: 0