I am not sure if my son got the first answers right and he is stuck on the last three. The teacher did not provide good instructions. Can anyone help us out? Thank you.

Answer:
1. Is correct
2. Isn't correct, (It would be number 1)
3. I'm unsure, (But I believe its number 1)
Step-by-step explanation:
2. These are angles across from each other.
3. These are Angles of the same side that don't over lap.