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


You have meters of fence to enclose and partition the rectangular area against a wall as shown in this top view.

  1. Label all sides of the diagram.

    Labels added, x to each vertical segment, y across the entire bottom side.

  2. Express the area in terms of .


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

    Downward parabola in first quadrant, vertex labeled, Max = coordinate point (13.75, comma 756.25).

Rectangle, top side is longer rectangle representing a wall, right side labeled, x, with 2 vertical segments, partitioning the interior rectangle, into 3 unequal parts.