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受欢迎的 Word Problems >

The 半径 of a circle is 4 m. Find its area

解答

T h e r a d i u s o f a c i rc l e i s 4 m . F in d i t s a re a

解答

a re a : 16 π m^{2}

+1

十进制

50.26548 \dots

求解步骤

Given:

r a d i u s : 4 m

给定

r = 4

的圆面积:

A = 16 π

a re a : 16 π m^{2}

流行的例子

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