Angles and Lines Quiz: Test Your Geometry Skills - 9th Grade Math

Question 1

Two angles are complementary. If one angle measures 35 degrees, what is the measure of the other angle?

Accepted Answer

55 degrees

Answer

35 degrees

Answer

145 degrees

Question 2

Two parallel lines are crossed by a line. Which of these angle pairs are NOT always equal?

Accepted Answer

Corresponding angles and same-side interior angles

Answer

Alternate interior angles

Answer

Alternate exterior angles

Answer

Corresponding angles

Question 3

What is the measure of an obtuse angle?

Accepted Answer

More than 90 degrees but less than 180 degrees

Answer

Less than 90 degrees

Answer

Exactly 90 degrees

Question 4

An angle measures 112 degrees. What is the measure of its supplementary angle?

Accepted Answer

68 degrees

Answer

22 degrees

Answer

112 degrees

Question 5

Which of these angle pairs are always equal in measure?

Accepted Answer

Vertical angles and alternate interior angles formed by parallel lines cut by a transversal

Answer

Adjacent angles and complementary angles

Answer

Supplementary angles and obtuse angles