Question

tell me this pleaseeeeee

Answer 1

because i think it is alternate angle

Answer 2

Given that, triangle ABC
in which exterior angle 1= angle 3
Now,
angle 1 = angle 2 (since, vertically opposite angles)
so, angle 3 = angle 2

therefore, AC=AB. (since, sides opposite to equal angles)

hope it hlps u

follow me