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BC is parallel to DE What is AC?
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Mar 14, 2019
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BC is parallel to DE
What is AC?
Mathematics
high-school
Anazimok
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Answer:
the answer is indeed 12
Timothy Hunkele
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Mar 16, 2019
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Timothy Hunkele
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ΔABC ~ ΔADE
AC/AE = AB/AD
AC/(AC+15) = 8/18
18AC = 8(AC+15)
18AC = 8AC + 120
18AC - 8AC = 120
10AC = 120
AC = 120/10
AC = 12
Karen White
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Mar 20, 2019
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Karen White
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