Best Answer

Area of a circle = pi R2

R = radius = 1/2 diameter.

For diameter = 16 inches, Area = pi (8)2 = 64 pi = 201.1 square inches (rounded)

Q: How many square inches are in 16 inches diameter circle?

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Continue Learning about Geometry

A 4.75-inch diameter circle contains 17.72 square inches.

In a circle with a diameter of 4, there would be approximately 12.56 square inches in the circle.

A 1.25-inch diameter circle contains 1.227 square inches.

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

A circle with a diameter of 300 inches has an area of 490.87 square feet.

Related questions

A 4.75-inch diameter circle contains 17.72 square inches.

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

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

In a circle with a diameter of 4, there would be approximately 12.56 square inches in the circle.

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

A 1.25-inch diameter circle contains 1.227 square inches.

70.9 square inches.

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

156.25

9.082

Area of a circle = (1/2 x diameter)2 x piArea of a 24 inch diameter circle:(12 inches)2 x 3.1416 = 144 square inches x 3.1416 = 452.4 square inches

256*pi square inches Area of a circle = pi*radius2