Identifying Parts of a Line and Angles

Blue outline is an example of...

• Angle
• Line
• Point
• Line segment

This is what kind of angle?

• right
• acute
• obtuse
• straight

This is what kind of angle?

• acute
• obtuse
• right
• straight

This is what kind of angle?

• obtuse
• right
• straight
• acute

.
.
.
What is the name of this ray?

• Ray AB
• Ray BA
• Ray ABC
• Ray AC

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

How many degrees is a straight angle?

• 90
• 360
• 180
• 145

Angles are measured using a ______.

• compass
• protractor
• ruler
• prospector

_{What is the measure of the following angle?}  

• 10 degrees.
• 40 degrees.
• 67 degrees.
• 168 degrees. 

Find the value of x.

• 18°
• 28°
• 38°
• 118°