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Home > AC > Chapter 1 > Lesson 1.1.3 > Problem 1-23


The area of each rectangle below is shown in the middle of the rectangle. For each figure, find the missing length or width.

  1. The area of a rectangle is the product of the length and width.

    Substitute the area and the unknown length or the width into the equation .

    Solve for the unknown variable.

  1. Try not to be confused by the orientation of the rectangle. Solve as in part (a).

  1. See the example below.