### Home > MC2 > Chapter 7 > Lesson 7.1.4 > Problem 7-41

7-41.

Write an equation to represent this problem and find the unknown side lengths. You may use the 5-D Process to help you organize your thinking and to define your variables.

A trapezoid has a perimeter of

Perimeter is the sum of the lengths of all the sides.

Create an expression comparing each side with the shortest side represented by .

Two Shortest Sides:

Third Side:

Fourth Side:

Perimeter:

Shortest Sides:

What are the other side lengths?

Be sure to know how to get this length.