Question

CBSE class 9 maths plz say the answer​

Answer 1

Step-by-step explanation:

I) IN ∆ABC AND ∆ ABD

AD = BC

<DAB = < CBA

AB = AB

BOTH TRIANGLE ARE CONGRUENT BY SAS CONGRUENCE CRITERION.

ii)Since,∆ABC ≈∆ABD

BD = AC (CPCT)

iii)Its given..

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