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The 周长 of a circle is 7pipi cm. Find its diameter, in centimeters

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解答

Thecircumferenceofacircleis7piπcm.Finditsdiameter,incentimeters

解答

diameter:7cm
求解步骤
Given:circumference:7πcm
给定 Circumference=7π的圆直径:d=7
diameter:7cm

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