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受欢迎的 Word Problems >

the 半径 of a circle is 12 feet what is the circles area

解答

t h e r a d i u s o f a c i rc l e i s 12 f ee t w ha t i s t h e c i rc l es a re a

解答

a re a : 144 π f t^{2}

+1

十进制

452.38934 \dots

求解步骤

Given:

r a d i u s : 12 f t

给定

r = 12

的圆面积:

A = 144 π

a re a : 144 π f t^{2}

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