Angles and Lines

What are complementary angles?

• Two angles whose sum is 90 degrees.

• Two angles whose sum is 180 degrees.

• Two angles whose sum is 45 degrees.

• Two angles whose sum is 270 degrees.

What are supplementary angles?

• Two angles that add up to 90 degrees.

• Two angles that add up to 360 degrees.

• Two angles that add up to 45 degrees.

• Two angles that add up to 180 degrees.

What are vertical angles?

• Angles formed by the intersection of two parallel lines.

• Angles formed by the intersection of two perpendicular lines.

• Congruent angles formed opposite each other by the intersection of two lines.

• Angles formed by the intersection of two intersecting lines at a right angle.

What is a linear pair of angles?

• Two adjacent angles that are supplementary

• Two opposite angles that are equal.

• Two opposite angles that are supplementary.

• Two adjacent angles that are complementary.

• Two adjacent angles that are equal.

What is the sum of the measures of complementary angles?

• 60

• 90

• 180

• 45

What is the sum of the measures of supplementary angles?

• 180

• 270

• 90

• 360

What is the relationship between vertical angles?

• Vertical angles are parallel.

• Vertical angles are congruent.

• Vertical angles are supplementary.

• Vertical angles are complementary.

What is the sum of the measures of a linear pair of angles?

• 90 degrees

• 360 degrees

• 270 degrees

• 180 degrees

What is the formula for segment addition?

• AB - BC = AC

• AB * BC = AC

• AB + BC = AC

• AB / BC = AC

If two angles are vertical angles, what is the relationship between their measures?

• Vertical angles have no relationship between their measures.

• The measures of vertical angles are always different.

• The measures of vertical angles are sometimes equal and sometimes different.

• The measures of vertical angles are always equal.