Measure the interior angles of a triangle and find the sum. Examine whether that sum is the same for all triangles. Also, discover how the measure of an exterior angle relates to the interior angle measures.
Access to ALL Gizmo lesson materials, including answer keys.
Customizable versions of all lesson materials.
Measure the interior angles of a triangle and find the sum. Examine whether that sum is the same for all triangles. Also, discover how the measure of an exterior angle relates to the interior angle measures.
Time's Up!
As a guest, you can only use this Gizmo for 5 minutes a day.
Sign up for a free Gizmos account and start teaching with our latest set of free Gizmos today!