Difference between revisions of "Talk:Ptolemy's Theorem"
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Revision as of 16:42, 17 February 2007
Multiple Proofs? I think the proof where you draw the diagonals and flip one of the triangles to get a quadrilateral ABCD' and then use the (1/2)ab sin C formula is a bit shorter and easier to understand. Anyone else agree?--IntrepidMath 15:42, 17 February 2007 (EST)
