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Home > CC1 > Chapter 5 > Lesson 5.2.2 > Problem 5-65

5-65.

Find the missing side lengths of each rectangle, (a) and (c) or square (b) and (d). Homework Help ✎

  1.   

    To find the area of a rectangle, multiply the length
    by the width.

    (100 cm)(x cm) = 500 cm2

    Solve for x.



  1. Recall the properties of a square. All the side lengths must be equal.

    Since one side is already given, you can conclude that the other side is also 8 cm.

  1. rectangle

    See the help for part (a).

    16.4 cm


  1. See the help for part (b).