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posted by TJ Friday, March 23, 2012 at 2:28pm.

QUADRILATERAL ABCD IS A RECTRANGLE IF AC=2X+13 AND DB=4X-1 FIND DB

in a rectangle the diagonals are equal. 2x+13 = 4x-1 2x = 14 x=7 AC = DB = 27

27

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