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OpenStudy (anonymous):
ABCD-EFGH. The perimeter of ABCD is 32. What is the approximate length of BC?
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OpenStudy (anonymous):
A trapezoid problem of similarity EF= 10 FG=12 GH=18 HE=8
OpenStudy (dumbcow):
perimeter of EFGH = 48 ratio = 48/32 = 3/2 assuming BC corresponds to FG 3/2 = 12/BC 3BC = 24 BC = 8
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