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Math Help - Point on the circumference

  1. #1
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    Point on the circumference

    Need to determine whether a point is lies on the circumference of a circle given the center of the circle(origin), the point (any value) and the radius (any value) I just need the fomula tnx in advance
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by fenox52 View Post
    Need to determine whether a point is lies on the circumference of a circle given the center of the circle(origin), the point (any value) and the radius (any value) I just need the fomula tnx in advance
    Hint: the equation of a circle is given by

    (x - h)^2 + (y - k)^2 = r^2

    here, (h,k) is the center and r is the radius.

    of course, (x,y) is a point on the circle
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    Thumbs up

    Thanks I got it now
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