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OpenStudy (anonymous):
In trapezoid ABCD, if the base DC = 16 and the base AB = 20 and E is the midpoint of AD and F is the midpoint of BC, what is the measure of EF? 1) 36 2) 18 3) 52 4) not enough information
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OpenStudy (anonymous):
you don't have enough information, you know the leght of the bases, and EF is th eight of the trapezoid. it could be everything,
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