Guided notes, practice problems, quiz, and Poly-Me project will help you teach polygons to your geometry students. The guided notes helps them make the connection between the number of sides of a polygon and the number of triangles that can be formed from one of its vertex, giving rise to the formula (n - 2)180. It also includes several practice problems they can do with a partner and a short quiz you can give to assess understanding. Answer keys are included. The Poly-Me project is a great way