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Subjects>Math>Math & Arithmetic

What is the area of a circle with a 9 In diameter?

Anonymous

∙ 12y ago

Updated: 10/26/2022

it is 60.75

The radius of a 9 in diameter circle is 9/2 = 4.5

Area of a circle of radius "r" is pi times the square of the radius

Therefore in our case it is pi x 4.5 x 4.5 which is equal to

3.1417 x 4.5 x 4.5 = 63.61 square inches

Wiki User

∙ 12y ago

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