80.7k views
2 votes
83%

18)
Suppose two parallel lines are cut by a transversal. Which angles MUST be supplementary?
vertical angles
corresponding angles
alternate exterior angles
alternate interior angles

User Matty K
by
7.2k points

1 Answer

5 votes
Supplementary angles are two angles that add up to 180.
Both alternate exterior angles and interior angles can be supplementary.
User Oscar Robinson
by
8.3k points