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OpenStudy (anonymous):
Find the exact area of a circle having the given circumference. 3pi
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OpenStudy (anonymous):
Circumference = 2*pi*radius = 3*pi so radius = 3/2 Area = pi*r^2 = 9/4*pi
OpenStudy (anonymous):
C = 2*pi*r c = 3*pi r = 3/2 A = pi*r^2 A = pi*(3/2)*(3/2) A = 9/4pi
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