# Exterior and Interior Angles of Triangles

Tenth graders explore the exterior and interior angles of triangles. They use a theorem in order to prove a theorem about all polygons. Students use the theorem and its applications to find the angles of different types of triangles.

4 Views
41 Downloads

#### Start Your Free Trial

Save time and discover engaging curriculum for your classroom. Reviewed and rated by trusted, credentialed teachers.

Try It Free- Collections
- Activities & Projects
- Assessments
- Graphics & Images
- Interactives
- Lab Resources
- Learning Games
- Lesson Plans
- Presentations
- Primary Sources
- Printables & Templates
- Professional Documents
- Study Guides
- Units
- Videos
- Websites
- Worksheets
- Writing Prompts
- Apps
- AP Test Preps
- Articles
- Lesson Planet Articles
- Audios
- Courses
- eBooks
- Interactive Whiteboards
- Rubrics
- Syllabis
- All Resource Types
- Show All