### Home > CC1 > Chapter 7 > Lesson 7.1.2 > Problem 7-20

7-20.

The area of the rectangle at right is

1. The area is the length times the width.

2. The perimeter is the distance around the outside of the shape.

Copy the problem and label what you need to find.

Label the area and the other known side.

Convert the fractions to improper fractions.

Find the width.

Then add all of the sides to find the perimeter.