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פּוֹפּוּלָרִי Word Problems >

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

פתרון

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 ?

פתרון

a re a : 324 π in c h^{2}

+1

עשרוני

1017.87601 \dots

צעדי פתרון

Given:

c i rc u m f ere n ce : 36 π in c h

C i rc u m f ere n ce = 36 π

רדיוס המעגל בהינתן:

r = 18

r = 18

שטח המעגל בהינתן:

A = 324 π

a re a : 324 π in c h^{2}

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