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Mathematics 20 Online
OpenStudy (anonymous):

What is the standard equation of a circle? a. (x + h)2 + (y + k)2 = r2 b. (x - h)2 + (y + k)2 = r2 c. (x + h)2 + (y - k)2 = r2 d. (x - h)2 + (y - k)2 = r2

OpenStudy (anonymous):

a

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