Geometry Fundamentals: Angles Quiz

What is the sum of complementary angles?

• 360 degrees

• 45 degrees

• 90 degrees

• 180 degrees

What mnemonic can help remember the difference between complementary and supplementary angles?

• C for corner, S for straight

• C for circle, S for square

• C for curve, S for straight line

• C for corner, S for side

How can you identify a right angle?

• It forms a square in the middle

• It is less than 90 degrees

• It is exactly 180 degrees

• It forms a circle

If one angle is 58 degrees, what is its complementary angle?

• 122 degrees

• 32 degrees

• 90 degrees

• 58 degrees

How do you find a missing complementary angle?

• Subtract the known angle from 90

• Multiply the known angle by 2

• Subtract the known angle from 180

• Add 90 to the known angle

If you are given one angle of 67 degrees in a complementary pair, what is the measure of the missing angle?

• 123 degrees

• 23 degrees

• 67 degrees

• 90 degrees

What is the sum of supplementary angles?

• 90 degrees

• 180 degrees

• 45 degrees

• 360 degrees

If one angle is 150 degrees, what is the measure of its supplementary angle?

• 30 degrees

• 180 degrees

• 150 degrees

• 60 degrees

How do you find a missing supplementary angle?

• Add 180 to the known angle

• Divide the known angle by 2

• Subtract the known angle from 90

• Subtract the known angle from 180

What is the missing angle if one angle is 92 degrees in a supplementary pair?

• 88 degrees

• 92 degrees

• 180 degrees

• 98 degrees