Two angles are supplementary. One angle is 120°. What is the other angle?
Note
Supplementary angles add up to 180°. Subtract the given angle: 180° − 120° = 60°.
Two angles are supplementary. One angle is 120°. What is the other angle?
Supplementary angles add up to 180°. Subtract the given angle: 180° − 120° = 60°.