### Home > ACC7 > Chapter 6 Unit 7 > Lesson CC3: 6.1.3 > Problem 6-30

6-30.

Solve the problem below by defining a variable and then writing and solving an equation.

The perimeter of a triangle is

Refer to the Math Notes box in Lesson 1.1.3 to review the 5-D Process.

Make sure the sides sum to

What is the length of Side