4 Interior Angle Sum Theorem Exterior Angle Sum Theorem The sum of the measures of the interior angles of a polygon is found by S=180(n-2)Ex: HexagonExterior Angle Sum TheoremThe sum of the measures of the exterior angles of a polygon is 360 no matter how many sides.
5 Lesson 6.1 : Angles of Polygons Find the measure of an interior and an exterior angle for each polygon.24-gon3x-gonFind the measure of an exterior angle given the number of sides of a polygon260 sides
6 Lesson 6.1: Angles of Polygons The measure of an interior angle of a polygon is given. Find the number of sides.175168.75A pentagon has angles (4x+5), (5x-5), (6x+10), (4x+10), and 7x. Find x.=5360/5=72