Question

please answer it step by step and correctly​

Answer 1

Answer:

<A=180°-80° (consecutive interior angle)

= 100°

<PCM= 80°(corresponding angle)

<C=80°(vertically opposite angle)

<QBC=100°(corresponding angle)

<B=180-100(linear pair)

=80°

Answer 2

this is the answer I hope it might help