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OpenStudy (givemetheanswersboss):
Quadrilateral ABCD has side lengths of AB = 2z + 2, BC = 8, CD = 5z – 10, and AD = 8. Find the value of z for which quadrilateral ABCD is a parallelogram.
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OpenStudy (welshfella):
use the fact that the opposite sides of a parallelogram are equal in length.
OpenStudy (welshfella):
So AB = CD and BC = AD
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