jamoltzp2j1p3 jamoltzp2j1p3

14-01-2018
Mathematics

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the circumference of a circle is 36 pi units. what is the area of the circle in terms of pi?

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altavistard altavistard

14-01-2018

C = 36 pi units = 2 pi r. Thus, r = 36 pi / (2 pi) = 18 units.

Thus, A = pi*r^2 = pi*(18 units)^2

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