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Mathematics 10 Online
uhfinn:

Given DA = 14, AF = 21, KE = x, and EF = 15. What must the value of x be in order to prove AE || KD?

Vocaloid:

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Vocaloid:

if AE || KD then these are two similar triangles if the triangles are similar then DA/AF = KE/EF plug in the appropriate values into the proportion and solve for x

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