### Home > GC > Chapter 1 > Lesson 1.2.2 > Problem 1-65

1-65.

**perimeter** (the sum of the side lengths) of the triangle at right is to find the measures of each side of the triangle. Be sure to confirm that your answer is correct.

Find the sum of the side lengths.

The sum of the side lengths is the perimeter, which we know from the problem is .

Continue solving to find the value of .

Determine each of the side lengths by substituting the value of into the expression given for each side.