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Mathematics 22 Online
OpenStudy (anonymous):

the circumference of a circle is 12 pi inches. find its radius and area the radius of the circle is____in the area of the circle is _____in^2

OpenStudy (anonymous):

circumfrence = 2 pi*r circumfrence = 12pi 12pi = 2pi*r thus, 6 must equal r knowing that r = 6, you can solve for the area with A = pi*r^2

OpenStudy (anonymous):

umm i am lost

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