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פּוֹפּוּלָרִי Word Problems >

The circumference of a circle is 16pi in. What is the area, in square inches? Express your answer in terms of pipi.

פתרון

T h e c i rc u m f ere n ce o f a c i rc l e i s 16 π in . Wha t i s t h e a re a, in s q u a re in c h es ? E x p ress yo u r an s w er in t er m s o f p iπ .

פתרון

a re a : 64 π i n^{2}

+1

עשרוני

201.06192 \dots

צעדי פתרון

Given:

c i rc u m f ere n ce : 16 π in

C i rc u m f ere n ce = 16 π

רדיוס המעגל בהינתן:

r = 8

r = 8

שטח המעגל בהינתן:

A = 64 π

a re a : 64 π i n^{2}

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