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פּוֹפּוּלָרִי Word Problems >

The circumference of a circle is 9pi cm. What is the area

פתרון

T h e c i rc u m f ere n ce o f a c i rc l e i s 9 π c m . Wha t i s t h e a re a

פתרון

a re a : 63.62 c m^{2}

צעדי פתרון

Given:

c i rc u m f ere n ce : 9 π c m

C i rc u m f ere n ce = 9 π

רדיוס המעגל בהינתן:

r = 4.5

r = 4.5

שטח המעגל בהינתן:

A = 63.61725 \dots

a re a : 63.62 c m^{2}

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