Question

In the given diagram line m is parallel to line n with a transversal line l, what must be true about pairs of alternate interior angles?

a)The angles must be complementary.

b)The angles must be supplementary.

c)The angles must be congruent.

d) The angles must be obtuse.​

Answer 1

Answer:

option (b) The angles must be supplementary

Answer 2

Answer:

the angles must be supplementary i think but plz check it before