Question

2. In a triangle ABC, D and E are points on AB and AC respectively such that AB = 15 cm , BD = 6 cm , AC = 25 cm , AE = 15 cm. Prove that DE || BC.

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Answer 1

Hey!!!

Difficulty Level : Easy

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Here

By inverse of BPT,

BD/AB = 6/15

=> BD/AB = 2/5

Similarly

EC/AC = 10/25

=> EC/AC = 2/5

Here BD/AB = EC/AC

Thus by inverse of BPT,

DE II BC

Hence Proved

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