Unit 2 Vocabulary Quiz

What are parallel lines?

• Lines that intersect at a right angle

• Lines that share a vertex and a side

• Lines that have a sum of 90°

• Lines in the same plane that never intersect

What are perpendicular lines?

• Lines that share a vertex and a side

• Lines that intersect at a right angle

• Lines in the same plane that never intersect

• Lines that have a sum of 90°

What are vertical angles?

• Lines that intersect at a right angle

• Lines that share a vertex and a side

• The opposite and congruent angles formed by two intersecting lines

• Angles that have a sum of 90°

What are adjacent angles?

• Lines that intersect at a right angle

• angles that share a vertex and a side

• The opposite and congruent angles formed by two intersecting lines

• Angles that have a sum of 90°

What are complementary angles?

• Lines that intersect at a right angle

• Angles that have a sum of 180°

• Lines that share a vertex and a side

• Angles that have a sum of 90°

What are supplementary angles?

• Lines that intersect at a right angle

• Angles that have a sum of 180°

• Lines that share a vertex and a side

• Angles that have a sum of 90°

What is a linear pair?

• Lines that intersect at a right angle

• Lines that share a vertex and a side

• Supplementary angles that are Adjacent

• Angles that have a sum of 90°

What is a transversal?

• The pairs of angles on opposite sides of the transversal inside two lines

• A line that intersects two or more (usually parallel) lines

• Lines that share a vertex and a side

• Lines that intersect at a right angle

What are ALTERNATE INTERIOR ANGLES?

• The angles in matching corners of a figure formed by two lines cut by a transversal.

• The pairs of angles on opposite sides of the transversal inside two lines.

• The pairs of angles on opposite sides of the transversal outside the two lines.

What are ALTERNATE EXTERIOR ANGLES?

• The angles in matching corners of a figure formed by two lines cut by a transversal.

• The pairs of angles on opposite sides of the transversal inside two lines.

• The pairs of angles on opposite sides of the transversal outside the two lines.