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Please help and explain
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Please help and explain

Please help and explain-example-1
User LYu
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Using geometry, you can find that ΔABC is similar to ΔADE by AA Similarity Postulate. Then, use proportions to find the value of x.

x/3 = 6/(4+3)
x/3 = 6/7
x = 18/7
User Drumbeg
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