Question

please do of class 9 ​

Answer 1

Answer:

a) SSS

Step-by-step explanation:

AB = AC

BD = DC

then is it is a Isosceles Triangle

BC is the common side for ΔABC and ΔDBC

∴ The criterion is SSS as it is Isosceles triangle and the 3rd side of both Triangles are same ( which is BC )

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Hope It Helps You ! :D

By Abhiram5566

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Answer 2

$\tt\huge\purple{hello!!!}$

HERE IS UR ANSWER

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By SSS rule

AB=AC

BO=OC

BC=BC