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受欢迎的 Word Problems >

The 周长 of a circle is 20𝜋 kilometers. What is the radius?

解答

T h e c i rc u m f ere n ce o f a c i rc l e i s 20​𝜋 ki l o m e t ers . Wha t i s t h e r a d i u s ?

解答

r a d i u s : 10 km

求解步骤

Given:

c i rc u m f ere n ce : 20 π km

给定

C i rc u m f ere n ce = 20 π

的圆半径:

r = 10

r a d i u s : 10 km

流行的例子

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