Understanding Angle Relationships

What happens when two parallel lines are intersected by a transversal?

• Ten angles are formed.

• Six angles are formed.

• Eight angles are formed.

• Four angles are formed.

Which of the following angle pairs add up to 90 degrees?

• Corresponding angles

• Complementary angles

• Supplementary angles

• Vertical angles

If two angles are complementary and one angle measures 30 degrees, what is the measure of the other angle?

• 60 degrees

• 70 degrees

• 50 degrees

• 90 degrees

What is the sum of the measures of supplementary angles?

• 360 degrees

• 270 degrees

• 180 degrees

• 90 degrees

If angle A is 110 degrees and angle B is supplementary to angle A, what is the measure of angle B?

• 100 degrees

• 90 degrees

• 80 degrees

• 70 degrees

What defines adjacent angles?

• They are equal in measure.

• They share a common side and vertex.

• They add up to 180 degrees.

• They are opposite each other.

Which of the following is true about corresponding angles?

• They are congruent.

• They are always supplementary.

• They are complementary.

• They are adjacent.

If angle 1 and angle 2 are corresponding angles and angle 1 measures 75 degrees, what is the measure of angle 2?

• 75 degrees

• 105 degrees

• 90 degrees

• 180 degrees

What is the relationship between vertical angles?

• They are adjacent.

• They are congruent.

• They are complementary.

• They are supplementary.

If angle A and angle B are vertical angles and angle A measures 45 degrees, what is the measure of angle B?

• 180 degrees

• 45 degrees

• 135 degrees

• 90 degrees