Question

The question in the image is given

Answer 1

Answer:

don't know how to do sry

Answer 2

Make both the triangles BCD , ADC congruent

1. Vertical opposite angles
2. Alternative angles

So, now both are congruent, we can say that AD=BC


For part2,

Consider 2 triangles ADC, BCD

Prove them congruent

1. AD=BC
2. Alternative angles
3. Alternative angles

So both are congruent
So, we can say that angle A =angle B

Hope this is helpful
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