Question

If line L is parallel to line M, what is true about angle ABC and angle DEF?

A) They are obtuse.
B) They are congruent.
C) They are supplementary.
D) They are complementary.

Answer 1

B

Explanation:

because ABL is congruet with BED

DEF and ABL are congruet

DEF and ABL are supplementary

ABL and ABC are supplementary

Answer 2

B

Explanation:

They are congruent because <ABC is corresponding to <E which is vertical to <DEF.