Education Technology


Exploring Parallel Lines and Angles

Activity Overview

Students will explore the relationships between pairs of angles formed when two parallel lines are cut by a transversal. They will identify special pairs of angles, measure all the angles formed by two parallel lines cut by a transversal, and then look for patterns among the measures.

Before the Activity

Download the attached .tns and document files. An answer key for each demonstrates expected student results.

During the Activity

Discuss the material from the activity pages as needed.

After the Activity

Encourage students to summarize what they have learned from completing the activity.