If the area of a circle is 81π, then what is the diameter of the circle?

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asked Aug 9, 2022 114k views

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If the area of a circle is 81π, then what is the diameter of the circle?

Mathematics
middle-school

Gian asked

by Gian

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1 Answer

6 votes

Answer:

Explanation:

81π=πr^2

r= 9,-9

9+9=18

RealDeepak answered Aug 16, 2022

by RealDeepak

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