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OpenStudy (anonymous):
Points B, D, and F are midpoints of the sides of ace EC = 30 and DF = 20. Find AC. a- 30 b- 10 c- 40 d- 60
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OpenStudy (anonymous):
OpenStudy (anonymous):
I want to say it's 40 because DF is a midsegement and in the midsegement theorem The midsegment of a triangle is half the length of the side it is parallel to. so 20 time 2=40
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