Q: What is the area of a circle with a diameter of 18 inches?

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The area of a circle whose diameter is 18 inches is: 254.5 square inches.

The radius is 9 inches because area of circle is pi*9 squared = 81pi square inches and the diameter is twice the radius which is 2*9 = 18 inches

The formula to find the circumference of a circle is C = Οd, where d is the diameter. Using this formula, the circumference of a circle with a diameter of 18 in is C = Ο Γ 18 = 56.52 in.

18 inches

A circle with a radius of 18 inches has an area of 1,017.88 square inches.

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The area of a circle whose diameter is 18 inches is: 254.5 square inches.

The area of a 18-inch diameter circle is: 254.5 square inches.

Area of circle with 18 inch diameter = pi*(18/2)2 = 81*pi sq inches Area of circle with 9.6 inch diameter = pi*(9.6/2)2 = 23.04*pi sq inches Difference = (81 - 23.04)*pi = 182.09 sq inches.

Area = pi*9*9 square inches

The radius is 9 inches because area of circle is pi*9 squared = 81pi square inches and the diameter is twice the radius which is 2*9 = 18 inches

Area of the circle: pi*92 = 254.469 square inches to 3 decimal places

The circumference of a circle that has a diameter of 18 inches is about 56.55 inches. (C = d x Pi).

The formula to find the circumference of a circle is C = Οd, where d is the diameter. Using this formula, the circumference of a circle with a diameter of 18 in is C = Ο Γ 18 = 56.52 in.

18 inches

A circle with a diameter of 18 centimeters has an area of 254.47 square centimeters.

An 18" diameter circle has a circumference of about 56.5 inches.

18 inches