Unit 3 lesson 2 adjacent angles quick check

The quick check questions for Unit 3 Lesson 2 on adjacent angles are:

1. What are adjacent angles?
2. True or False: Adjacent angles share a common vertex and side.
3. True or False: Adjacent angles always form a straight line.
4. In the figure below, what are the adjacent angles?
A
|\
| \
+--B
5. In the figure below, what are the adjacent angles?
A--+--B