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Home > CC3 > Chapter 1 > Lesson 1.1.4 > Problem 1-35


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

  1. left edge blank


    bottom edge 

    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. A rectangle where the length is 15 meters, the width is unlabeled, and the area is 180 square meters.  The rectangle is placed on the surface at an angle.

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

  1. interior 

    right edge

    bottom edge blank 

See the example below.


right edge

bottom edge blank