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Subjects>Math>Geometry

What is the circumference of a circle with an area of 121pi?

Updated: 4/28/2022

Wiki User

∙ 14y ago

Best Answer

The area of a circle is given by the formula A =π r²

Therefore 121π = π r² : 121 = r² : r = √121 = 11

The circumference of a circle is given by the formula C = 2πr

C = 2 x 11π = 22π or 69.115 (to 3 decimal places)

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∙ 14y ago

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Continue Learning about Geometry

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The circumference of a circle is the distance arround the edge of the circle. The area of a circle is how big the inside of the circle is.

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What is the area of a circle with a circumference of 22 pie over 3?

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the area can not be cubed. the area is always squared. volume is cubed. the formula for area is pie multiplied by radius squared. your formula for your circle is... A = 121pi in2 the radius in your circle is 11 inches the formula for circumference is two times pi times the radius C = 2 * (3.14159) * 11 your answer is 69.11498in

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