In this high school geometry course this lesson your student learn about different types of lines and angles.
7th Grade Math - Unit 6: Geometry - Lesson 4
Understanding Interior and Exterior Angles in Triangles
This hands-on geometry lesson is a fun introduction to the relationships within triangles! This guided math lesson introduces students to two geometry properties: The sum of the interior angles is equal to 180 degrees An exterior angle is equal to the two opposite interior angles Included in this download: Teaching tips Student handout Answer key