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Math Help - Coordinates of centre of circle circumscribing triangle with given vertices.

  1. #1
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    Exclamation Coordinates of centre of circle circumscribing triangle with given vertices.

    Show that the point (-1/2,5/2) is the centre of the circle circumscribing the triangle whose vertices are (0,1), (1,2) and (-2,3).
    Last edited by mr fantastic; July 2nd 2010 at 10:56 PM. Reason: Re-titled.
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  2. #2
    MHF Contributor
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    Hi

    You just need to show that the distances between the point (-1/2,5/2) and each vertex are equal
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