Q: How many square inch in a 20 inch diameter circle?

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19.63 square inches are in the area of a 5-inch diameter circle.

The area of a 3-inch diameter circle is about 7.068 square inches.

The area of a circle with an 8 inch diameter is approximately 50.27 square inches.

A circle with a 23 inch diameter has am area of 415.4756 sq inches (to 4 dp).

201.06

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A 4.75-inch diameter circle contains 17.72 square inches.

A 72-inch diameter circle has an area of: 28.3 square feet.

A 20-inch diameter circle contains: 314.16 square inches.

A 48-inch diameter circle has an area of: 12.57 square feet.

19.63 square inches are in the area of a 5-inch diameter circle.

The area of a 3-inch diameter circle is about 7.068 square inches.

The area of a circle with an 8 inch diameter is approximately 50.27 square inches.

A 56-inch diameter circle has an area of about 17.06 square feet.

A 1.25-inch diameter circle contains 1.227 square inches.

A circle with a 23 inch diameter has am area of 415.4756 sq inches (to 4 dp).

201.06

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