4. POLYGON S Interior & Exterior Angles of Irregular Polygons

6. Sum of the Interior Angles of a Polygon 180(n-2)

7. Individual Interior Angle of a Regular Polygon n 180(n-2)

8. Sum of the Exterior Angles of a Polygon 360°

9. Individual Exterior Angle of a Regular Polygon n 360°

10. Find the measure of each interior angle.

11. A pentagon has two right angles and two congruent angles, and one angle measuring 80 degrees. Find the measures of all of its interior angles.

12. Find the measure of each exterior angle.

13. Find the measure of y.

14. A heptagon has exterior angles with the measures of 9x, 2x, 7x, 4x, 5x, 6x, 3x. Find the measure of each interior angle.

15. pg. 386 (2-13, 16-26, 29-31) HOMEWORK