Angles on parallel lines updated1

Topic:
Angles

1. What can you say about corresponding angles when you drag point C until the lines overlap?

2. What can you say about alternate interior angles when you drag point C until the lines overlap?

3. What can you say about same side interior when you drag point C until the lines overlap?

4. What can you say about same side exterior angles when you drag point C until the lines overlap?

5. What can you say alternate exterior angles when you drag point C until the lines overlap?