what are supplementary angles?
measures add to 90Â°. 30Â° & 60Â° 45Â° & 45Â°. Supplementary Angles: pair of angles whose. measures add to 180Â°. 120Â° & 60Â° 100Â° & 80Â°. Draw a red circle around a set of complementary. angles and a blue circle around a set of supplementary. angles.