Angles and Triangle Quiz

What are complementary angles?

• Two angles whose difference is 90 degrees.

• Two angles whose sum is 45 degrees.

• Two angles whose sum is 180 degrees.

• Two angles whose sum is 90 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.

True or False: The sum of the measures of any two sides of a triangle is always greater than the measure of the third side.

• True

• Not enough information provided

• Sometimes true

• False

In a triangle, if one angle measures 60 degrees and another angle measures 70 degrees, what is the measure of the third angle?

• 80

• 40

• 90

• 50

In a triangle, if one angle measures 90 degrees and another angle measures 45 degrees, what is the measure of the third angle?

• 30

• 60

• 90

• 45