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13 June, 13:30

Which is an equation of a circle with center (2, 7) and radius 4?

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  1. 13 June, 13:33
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    General equation for circle

    (x - a) ^2 + (y - b) ^2 = r^2

    a and b are center of the circle

    r is the radius

    so the answer is

    (x - 2) ^2 + (y - 7) ^2 = 4^2
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