### Home > CCG > Chapter 9 > Lesson 9.2.4 > Problem 9-105

9-105.

Without using a calculator, find the sum of the interior angles of a

The sum of the measures of the interior angles of an

Let = number of sides,

9-105.

Without using a calculator, find the sum of the interior angles of a

The sum of the measures of the interior angles of an

Let = number of sides,