Education Technology


Exterior Angle Sums with Cabri Jr.

Activity Overview

A Cabri Jr. activity studying exterior angle sums.

Before the Activity

Students should have access to either the TI-83 or TI-84 family of calculators and a copy of the attached file.

During the Activity

Students will have work on a Cabri Jr. activity studying exterior angle sums.

After the Activity

Review student answers:

  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary