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受欢迎的 Word Problems >

The 直径 of a circle is 12 kilometers. What is the circle's area?

解答

T h e d iam e t er o f a c i rc l e i s 12 ki l o m e t ers . Wha t i s t h e c i rc l e^{'} s a re a ?

解答

a re a : 36 π k m^{2}

+1

十进制

113.09733 \dots

求解步骤

Given:

d iam e t er : 12 km

给定

d = 12

的圆面积:

A = 36 π

a re a : 36 π k m^{2}

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