Education Technology


Supplements and Complements

Activity Overview

The attached files contain a supplementary angle and complementary angle for students to explore. They are asked which point changes the measure of the angle. They can move various parts of the construction.

The files are designed to be used with your current instructional materials.

Before the Activity

Load TNS file to student handhelds.

During the Activity

Students use the handheld activity and questions to explore supplementary angles.