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Mathematics 10 Online
OpenStudy (anonymous):

Can anyone help me with how to use the equation (x-h)^2+(y-k)^2=r^2? It is about circles and I can't quite get a grasp on it.

OpenStudy (phi):

that is the "generic" equation for a circle. as you know, a circle is defined by its center, and the length of its radius. Given those two bits of info, you can graph the circle. Do you a specific question?

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