The formula is pi (3.14) x radius x radius
3.14 x 12 x 12 = 446.4
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Circumference = 2 * pi * radius 12 pi ft = 2 pi radius radius of the circle = 6 ft Area = pi *radius2 Area = pi (6)2 Area = 36 pi ft2
It is: 72*pi square feet if the radius is 12 feet and not12 square feet
a. 2 to 5.
Area of a circle = pi*radius2 Circumference of a circle = 2*pi*radius or pi*diameter
A circular shape with an area of 125 sq ft has a radius of 6.31 ft (approx).