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Algebra 16 Online
OpenStudy (anonymous):

The area of a circle is found using the formula A=π^2, where r is the radius. If the area of a circle is 36πsquare feet, what is the radius, in feet? A.6 B. 6π C. 18 D. 9π

OpenStudy (anonymous):

πr^2=36π r^2=36 r=6

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