Points, Angles, Lines Vocabulary

Two angles that share a vertex and a ray (common side)

• Alternate Interior

• Corresponding

• Adjacent

• Vertical

Angles in the same relative position at each intersection or have “matching” corners

• Adjacent

• Corresponding

• Vertical

• Supplementary

Angles whose sum equal 90°

• Corresponding

• Supplementary

• Complementary

• Interior Angles

Angles that are also called “Opposite Angles” and share a vertex. These angles are congruent.

• Alternate Interior

• Alternate Exterior

• Corresponding

• Vertical

Choose the correct vocabulary word to match the definition/image.

• Skew

• Parallel Lines

• Perpendicular Lines

• Transversal

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

• Consecutive Exterior

• Alternate Exterior

• Same Side Exterior

• Corresponding

A line that passes through two lines in the same plane at two distinct points is called

• parallel lines

• ray

• transversal

• vertical

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

• Same Side Interior

• Vertical

• Consecutive Exterior

• Alternate Interior

Angles whose sum equal 180°

• Corresponding

• Supplementary

• Adjacent

• Interior Angles

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate interior angles?