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受欢迎的 Word Problems >

The 半径 of a quarter circle is 1 inch. What is the quarter circle's area?

解答

T h e r a d i u s o f a q u a r t er c i rc l e i s 1 in c h . Wha t i s t h e q u a r t er c i rc l e^{'} s a re a ?

解答

a re a : π in c h^{2}

+1

十进制

3.14159 \dots

求解步骤

Given:

r a d i u s : 1 in c h

给定

r = 1

的圆面积:

A = π

a re a : π in c h^{2}

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