This activity uses the graphing calculator to show the relationship between an exterior angle of a triangle and the two remote interior angles.
Before the Activity
See the attached Activity PDF file(s) for detailed instructions for this activity.
Install The Geometer's Sketchpad® App on the students' graphing calculators following the attached instructions.
During the Activity
Follow the procedures outlined in the activity.
Learn the relationship between the exterior angle of a triangle and the two remote interior angles.
After the Activity
Review student results:
As a class, discuss questions that appeared to be more challenging
Re-teach concepts as necessary