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25 May, 15:42

The length of a rectangle is 6 cm shorter than twice the width. The perimeter of the rectangle is 42 cm. Find the length and the width of the rectangle show your work

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Answers (2)
  1. 25 May, 17:13
    0
    42 = (2w-6) + (2w-6) + w+w

    42=6w-12

    54=6w

    w=9

    42=2l+18

    24=2l

    l=12

    length = 12cm, width = 9cm
  2. 25 May, 18:47
    0
    Is 15 because 15 + 15 + 6 + 6 = 42
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