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Mathematics 16 Online
OpenStudy (anonymous):

The equation of a circle is (x + 4)2 + (y + 6)2 = 16. Determine the length of the radius. A. 10 B. 4 C. 16 D. 8

OpenStudy (psymon):

(x-h)^2 + (y-k)^ = r^2. So if 16 is r^2, solve for r.

OpenStudy (anonymous):

u got the formula???

OpenStudy (anonymous):

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