Angles of Polygons

1
Angles of Polygons

• Section 8-1

2
Interior Angle Sum Thm.

• If a convex polygon has n sides and S is the
  sum of the measures of its interior angle, then S
  180(n-2).

3
Exterior Angle Sum Thm.

• If a polygon is convex, then the sum of the
  measures of the exterior angles, one at each
  vertex, is 360.

4
Joke Time

• Why do lumberjacks make good musicians?
• because of their natural log-a-rithms

5

• What do you do if you are outside during a
  thunderstorm?
• co-incide