IN A PARALLELOGRAM ABCD AB 2X+7 ,BC 4X-5 ,CD 3X-8. FIND THE PERIMETER OF THE PARALLELOGRAM??????PLEASE FRIENDS FAST PLEASE!!!!!!!!!!!?
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AB = 2x + 7, BC = 4x - 5 and CD = 3x - 8.
In parallelogram, opposite sides are equal in length.
=> 2x + 7 = 3x - 8
=> 2x - 3x = -8 - 7
=> -x = -15
=> x = 15
Thus:
AB = CD = 37
BC = DA = 55
Perimeter of parallelogram = AB + BC + CD + DA
=> 37 + 55 + 37 + 55
=> 184 units
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