geometry

QUADRILATERAL ABCD IS A RECTRANGLE

IF AC=2X+13 AND DB=4X-1 FIND DB

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asked by TJ
  1. in a rectangle the diagonals are equal.

    2x+13 = 4x-1
    2x = 14
    x=7

    AC = DB = 27

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    posted by Steve
  2. 27

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    posted by james

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