Rays, Lines, Angles

Name the vertex of the angle.

• S

• R

• Q

• S, R, and Q are vertices

Name the vertex of the angle.

• E

• F

• D

• E, F, and D are vertices

What is the correct definition of an angle? 

• one single ray
• two rays that meet at a single endpoint (vertex)
• two lines that never intersect
• two rays that go in opposite directions

This angle is written as......

•  ∠ABC
•  ∠ACB
• ∠BCA
• ∠CAB

What is the arrow pointing to in the angle?

• a ray

• geometry

• vertex

• line

What does this represent?

• angle ABC
• triangle ABC
• arc ABC
• line ABC

Choose the correct name for the angle marked $\angle6.$  

•  $\angle KVL$  

•  $\angle LKV$  

•  $\angle V$  

•  $\angle JKV$  

Choose the correct name for the angle marked $\angle3.$  

•  $\angle V$  

•  $\angle4$  

•  $\angle IVH$  

•  $\angle JVI$  

This angle is written as......

• Angle ABC
• Angle ACB
• Angle BCA
• Angle CAB

Which term best describes the figure?

• Ray RST

• Line segment RST

• Angle RST

• Point RST