Question

What are supplementary angles?

1. Angles that add up to 90°
2. Angles that are equal to each other
3. Angle that adds up to 180°
4.Angles that are opposite of each other when lines intersect

-please help me on this assignment.

Answer 1

3. Angle that adds up to 180°

Explanation:

For example, 120° and 60° are supplementary angles because the sum of 120 and 60 is equal to 180.

Answer 2

3.

Explanation:

Supplementary angles are two angles that add up to 180 degrees