Area = Pi(r)2 - A circle with a radius of 12 inches has an area of 452.39 square inches.
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Area = Pi(r)2 - A circle with a radius of 25 inches has an area of 1,963.5 square inches.
pi*25 = 78.5.
The area is 314 cm2
A circle with a radius of 6 units has an area of 113.1 square units.
the area of the circle will be 1/4 of its original area