Angles and Angle Pairs

What are COMPLEMENTARY angles?

• Complementary angles are angles that are equal in measure.
• Complementary angles are two angles that sum to 180 degrees.
• Complementary angles are two angles that are adjacent to each other.
• Complementary angles are two angles that sum to 90 degrees.

If one angle measures 60 degrees, what is the measure of its complementary angle?

• 45 degrees
• 90 degrees
• 15 degrees
• 30 degrees

What are SUPPLEMENTARY angles?

• Two angles that are adjacent to each other.
• Two angles that sum to 90 degrees.
• Two angles that sum to 180 degrees.
• Two angles that are equal in measure.

If one angle measures 120 degrees, what is the measure of its supplementary angle?

• 60 degrees
• 150 degrees
• 90 degrees
• 30 degrees

What are the two angles that make a straight line called?

• Supplementary angles
• Adjacent angles
• Complementary angles
• Vertical angles

If one angle on a straight line measures 100 degrees, what is the measure of the other angle on the straight line?

• 90 degrees
• 80 degrees
• 70 degrees
• 60 degrees

If one angle measures 40 degrees, what is the measure of its complementary angle?

• 70 degrees
• 50 degrees
• 30 degrees
• 60 degrees

If one angle measures 40 degrees, what is the measure of its supplementary angle?

• 100 degrees
• 80 degrees
• 140 degrees
• 60 degrees

If one angle on a straight line measures 88 degrees, what is the measure of the other angle on the straight line?

• 90 degrees
• 92 degrees
• 85 degrees
• 100 degrees

If one angle measures 145 degrees, what is the measure of its supplementary angle?

• 90 degrees
• 50 degrees
• 35 degrees
• 25 degrees