Pre-Algebra Review Quiz Sec. 7.1-7.4

Are these angles an example of complementary angles, supplementary angles, or neither?

• Complementary angles

• Supplementary angles

• Neither

Find the missing angle.

• 70

• 50

• 30

• 40

Find the missing angle

• x = 118

• x = 108

• x = 28

• x = 58

Are these angles an example of complementary angles, supplementary angles, or neither?

• Complementary angles

• Supplementary angles

• Neither

An angle that is exactly 90 degrees.

• right
• acute
• obtuse
• straight

An angle that is exactly 180^o.

• right
• acute
• obtuse
• straight

An angle that is less than 90^o.

• right
• acute
• obtuse
• straight

An angle that is more than 90^o and less than 180^o.

• right
• acute
• obtuse
• straight

Congruent means:

• angles that are opposite from each other
• angles that are less than 90^o
• angles that add up to 180^o
• angles that have the same measurement

The point where 2 rays meet is called the....

• right angle
• acute angle
• vertex
• congruent