### Home > GB8I > Chapter 6 Unit 7 > Lesson INT1: 6.1.4 > Problem 6-38

The perimeter of a triangle is

Let

represent the length of Side #. What essential part of this let statement is missing? What is the length of Side # ? Side # ? According to the problem, Side #

is the same length as side # .

Write an expression representing Side #using

Write a mathematical sentence that states that the sums of the sides equals the perimeter, which is

cm. Solve the equation you found in part (b) and determine the length of each side. Be sure to label your answers with the appropriate units.

Once you've found the value of

, find the length of the sides including the units.