Open this link to observe various kinds of angles that are formed within parallel lines.
Move the various handles to answer the following questions.
Corresponding Angles:
What kind of angles do you think these are?
What do you think 'correspond' means?
What happens to these angles when you make the two parallel lines overlap?
What else do you observe? What are some easy ways to identify corresponding angles?
Corresponding Angles are
Interior Alternate Angles:
What kind of angles do you think these are?
What does interior mean?
What does alternate mean?
What happens to these angles when you make the two parallel lines overlap? What else do you observe? What are some easy ways to identify Interior Alternate Angles?
Interior Alternate Angles are
Exterior Alternate Angles:
What kind of angles do you think these are?
What does exterior mean?
What happens to these angles when you make the two parallel lines overlap? What else do you observe? What are some easy ways to identify Exterior Alternate Angles?
Exterior Alternate Angles are
Same Side Interior Angles:
What kind of angles do you think these are?
Why do you think they are called same side angles?
What happens to these angles when you make the two parallel lines overlap? What else do you observe? What are some easy ways to identify Same Side Interior Angles?
Same Side Interior Angles are
Without using the Geogebra tool, take a guess at:
Same Side Exterior Angles
What kind of angles do you think these are?
What do you think will happen to these angles when you make the two parallel lines overlap? What are some easy ways to identify Same Side Exterior Angles? Are they equal or supplementary?
Which of these angles are supplementary in nature? (Select all correct options)