lisatutma lisatutma

21-08-2017
Mathematics

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For rectangle WXYZ with diagonals WY and XZ, WY = 3d + 4 and XZ = 4d - 1, find the value of d

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Banabanana Banabanana

21-08-2017

The diagonals of a rectangle are congruent ⇒

4d - 1 = 3d + 4
4d - 3d = 4 + 1
d = 5

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