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OpenStudy (anonymous):
The equation of a circle is shown below. (x -5)2 + (y + 2)2 = 64 The radius of the circle is ________ units.
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OpenStudy (phi):
can you figure it out, looking at http://www.mathsisfun.com/algebra/circle-equations.html
OpenStudy (anonymous):
what does each number stand for? for example 64 stands for r^s or radius squared. With that information, can you figure out the radius? :D
OpenStudy (anonymous):
It is 8.
OpenStudy (anonymous):
8
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