How do you find X (The steps) .... any help please? Trying to help my nephew.
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By AAA similarity, triangles ABE and ACD are similar, with a 1:4 ratio (since BE = 3, CD = 12). Therefore, AE:ED = X:X+60 = 1:4. So 4X = X+60, X = 20.
Thank you very much.
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