AlgebraLab

Angle Addition Postulate

Math

Pronunciation: AN•gle ad•DI•tion

Definition

If point B is in the interior of angle A0C, then the measure of angle A0B + the measure of angle B0C = the measure of angle A0C. If angle A0B is a straight angle, then the measure of angle A0B + the measure of angle B0C = 180 degrees

Example