The circumference of a circle is 18π in. What is the area, in square inches? Express your answer in terms of \piπ.

asked Mar 26, 2022 116k views

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Answer:

A = 81π

Explanation:

if circumference is 18π then diameter is 18 and radius is 9

A = πr²

A = 9²π or 81π

Graham Savage answered Mar 30, 2022

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