SOLUTION: How do I write equations of circles?

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Question 546413: How do I write equations of circles?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
%28x-h%29%5E2+%2B+%28y-k%29%5E2+=+r%5E2 is a circle or radius and its center at (h,k)