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Find the center and the radius of the circle which (6,-2) and (-4,4)are endpoints of a diameter.

Please help!

  • Math -

    first, the diameter: use the distance formula.
    second, the center: xcenter= 6+-4 /2=2
    ycenter= -2+4 /2= 1

  • Math -

    So for the diameter I got 136. This that right?

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