A circle with a 14 inch diameter has an area of 153.9 sq inches.
A 12-inch circle has an area of 0.784 square feet.
There are 100*pi square inches in a 20 inch diameter circle
A 1.25-inch diameter circle contains 1.227 square inches.
A 4.75-inch diameter circle contains 17.72 square inches.
A 48-inch diameter circle has an area of: 12.57 square feet.
A 72-inch diameter circle has an area of: 28.3 square feet.
A 20-inch diameter circle contains: 314.16 square inches.
The area of a circle with an 8 inch diameter is approximately 50.27 square inches.
That would depend on what you mean by "five inch circle".