Angle Relationship Vocabulary Flashcard

Front

A line that crosses two or more lines

Back

Transversal

Front

Congruent angles that are opposite each other when two lines intersect.

Back

Vertical angles

Front

Two adjacent angles that form a straight line.

Back

Linear pair

Front

Angles that have the same relative position (matching corners) when parallel lines are cut by a transversal.

Back

Corresponding Angles

Front

Are the marked angles congruent or supplementary?

Back

Congruent

Front

Angles that are on opposite sides of the transversal and inside the two lines.

Back

Alternate Interior Angles

Front

Angles that are on opposite sides of the transversal and outside the two lines.

Back

Alternate Exterior Angles

Front

Two angles that add up to 180 degrees.

Back

Supplementary Angles

Front

Two angles that have the same measure.

Back

Congruent Angles

Front

A pair of angles that are formed when two lines intersect and share a common vertex but do not share a common side.

Back

Vertical Angles