Math Vocab

Front

Part of a line that starts at a point and extends to infinity

Back

ray

Front

Area outside two rays

Back

exterior

Front

Two angles with the same measure are

Back

congruent angles

Front

Intersecting at right angles

Back

perpendicular

Front

Complementary Angles have a sum of ____°

Back

90

Front

Two nonadjacent angles formed by intersecting lines

Back

vertical

Front

Supplementary Angles have measures that sum to ____°

Back

180

Front

Area between two rays of an angle

Back

interior

Front

Sides are ______________________________________

Back

the rays that form an angle

Front

A straight angle measures _____°

Back

180