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פּוֹפּוּלָרִי Word Problems >

The area of a circle is 64pi in². What is the circumference, in inches? Express your answer in terms of pipi.

פתרון

T h e a re a o f a c i rc l e i s 64 π i n^{2} . Wha t i s t h e c i rc u m f ere n ce, in 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

c i rc u m f ere n ce : 2 π \frac{i n ^{2}}{π}

צעדי פתרון

Given:

a re a : i n^{2}

A re a = i n^{2}

רדיוס המעגל בהינתן:

r = \frac{n ^{2} i}{π}

r = \frac{i n ^{2}}{π}

היקף המעגל בהינתן:

C = 2 π \frac{n ^{2} i}{π}

c i rc u m f ere n ce : 2 π \frac{i n ^{2}}{π}

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