### Home > CCG > Chapter Ch8 > Lesson 8.1.4 > Problem8-44

8-44.

Find the number of sides in a regular polygon if each interior angle has the following measures.

Refer to the Math Notes box in this lesson to help you find the correct equation to use.

1. $60º$

$180º(n − 2) = 60ºn$

$n = 3$

Follow the same steps used in part (a) to solve parts (b), (c), and (d).

1. $156º$

1. $90º$

1. $140º$