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A B C\ a n d\ D B C are both isosceles ...

`A B C\ a n d\ D B C` are both isosceles triangles on a common base `B C` such that `A\ a n d\ D` lie on the same side of `B Cdot` Are triangles `A D B` and `A D C` congruent? Which condition do you use? If `/_B A C=40^0\ a n d\ /_B D C\ =100^0;\ ` then find`\ /_A D B`

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RD SHARMA ENGLISH-CONGRUENCE-All Questions
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  12. In A B C ,\ /A=100^0\ a n d\ A B=A Cdot Find /B\ a n d\ /Cdot

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  13. In Fig.26, A B=A C\ a n d\ /A C D=120^0dot Find /Adot

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  14. Prove that measure of each of an equilateral triangle is 60^0

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