### Home > INT2 > Chapter 9 > Lesson 9.3.1 > Problem 9-83

9-83.

Review what you know about the angles of polygons below.

If the exterior angle of a polygon is

, what is the interior angle? If the interior angle of a polygon is

, can it be a regular polygon? Why or why not? Yes, a regular

-gon has interior angles of . Determine the sum of the interior angles of a regular

‑gon. sum of the interior angles