1. 6-1 “Angles of Polygons”

2. Then/Now You named and classified polygons. Find and use the sum of the measures of the interior angles of a polygon. Find and use the sum of the measures of the exterior angles of a polygon.

3. Vocabulary diagonal

4. Concept 1

7. Exercises from notes handout: Find the sum of the measures of the interior angles of each convex polygon. 1.Decagon The measure of an interior angle of a regular polygon is given. Find the number of sides in the polygon. 7. 150

8. Concept 2

11. Exercises from notes handout: Find the sum of the measures of the interior angles of each convex polygon. 1.Decagon The measure of an interior angle of a regular polygon is given. Find the number of sides in the polygon. 7. 150

12. Exercises Find the sum of the measures of the exterior angles of each convex polygon. 1.Decagon Find the measure of each exterior angle for each regular polygon. 4. 12-gon

13. Homework: 6-1 WKST Due next class period