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The 周长 of a circle is 16​𝜋 centimeters. What is the area?

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解答

Thecircumferenceofacircleis16​𝜋centimeters.Whatisthearea?

解答

area:64πcm2
+1
十进制
201.06192…
求解步骤
Given:circumference:16πcm
给定 Circumference=16π的圆半径:r=8
给定 r=8的圆面积:A=64π
area:64πcm2

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