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شائع Word Problems >

The area of a circle is 100pi square feet. What is the circumference?

الحلّ

T h e a re a o f a c i rc l e i s 100​ π s q u a re f ee t . Wha t i s t h e c i rc u m f ere n ce ?

الحلّ

c i rc u m f ere n ce : 20 π f t

+1

عشري

62.83185 \dots

خطوات الحلّ

Given:

a re a : 100 π f t^{2}

Radius given

A re a = 100 π : r = 10

Circle circumference given

r = 10 : C = 20 π

c i rc u m f ere n ce : 20 π f t

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