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10-01-2018
Mathematics

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Write an equation for a circle with center at (–9, 5) and diameter = 24.

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cdw2014 cdw2014

10-01-2018

The formula for a circle is (x-h)^2 + (y-k)^2 = r^2 where h is x-value and k is the y-value of the center.

If diameter is 24, the radius is 12

(x + 9)^2 + (y - 5)^2 = 144

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