in the adjoining figure if De perpendicular to BC ad is equal to 3 cm DB is equal to 4 cm find the value of x
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In triangle , ABC, according to question , AD = 3, DB = 4, AE =, 6, and DE parallel to BC, by using Thales theoem, AD /DB = AE / EC, so 3/4 =
6/EC.
By cross multiple, EC = 8
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EC=8cm
DE ||BC
AD/AB=AE /EC
3/4=6/EC
EC=8cm
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