in triangle ABC AD=2,DB=6,AE=3,EC=9.Prove that BC=4DE
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Answer:
Given,
DE∥BC
AD=2cm, DB=3cm, AE=1.6cm
as per problem,
DB
AD
=
EC
AE
3
2
=
EC
1.6
2EC=4.8cm
EC=2.4cm
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