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인기 있는 Word Problems >

A circle has a 원둘레 of 36pi inches . What is the area, in square inches, of the circle?

해법

A c i rc l e ha s a c i rc u m f ere n ce o f 36 π in c h es . Wha t i s t h e a re a, in s q u a re in c h es, o f t h e c i rc l e ?

해법

a re a : 324 π in c h^{2}

+1

소수

1017.87601 \dots

솔루션 단계

Given:

c i rc u m f ere n ce : 36 π in c h

주어진 원 반지름

C i rc u m f ere n ce = 36 π : r = 18

주어진 원 영역

r = 18 : A = 324 π

a re a : 324 π in c h^{2}

인기 있는 예

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