Angle Vocab

Front

When two or more angles combine to make 180 degrees

Back

Supplementary

Front

Angle of 90 degrees

Back

Right

Front

Two lines that NEVER intersect

Back

Parallel

Front

Angle of 180 degrees

Back

Straight

Front

Angles between 180° and 360°

Back

Reflex

Front

Two angles sharing a vertex and a line segment are called:

Back

Adjacent

Front

Where two line segments intersect

Back

Vertex

Front

Two lines intersect at 90 degrees

Back

Perpendicular

Front

Angle between 90° and 180°

Back

Obtuse

Front

When two or more angles combine to make 90 degrees

Back

Complementary