CPM Homework Banner

Home > PC > Chapter 9 > Lesson 9.3.3 > Problem 9-130

9-130.
  1. You have 110 meters of fence to enclose and partition the rectangular area against a wall as shown in this top view. Homework Help ✎

    1. Label all sides of the diagram.

    2. Express the area in terms of x.

    3. Graph the area function and use the TRACE button on your calculator to determine the maximum area.

4x + y = 110
y = 110 −4x
area = xy
area = x(110 − 4x)