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23 January, 05:09

12 The perimeter of a rectangle

12. The perimeter of a rectangle is 60 cm. The width is 12 cm more than the length. Find the length

and the width

+2
Answers (1)
  1. 23 January, 06:48
    0
    Length = 9 cm

    Width = 21 cm

    Step-by-step explanation:

    Length = x

    Width = x + 12

    Perimeter = 60 cm

    2 * (length + width) = 60

    2 * (x + x + 12) = 60

    2x + 12 = 60/2 = 30

    2x = 30 - 12 = 18

    x = 18/2 = 9

    Length = 9 cm

    Width = 9 + 12 = 21 cm
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Home » Mathematics » 12 The perimeter of a rectangle 12. The perimeter of a rectangle is 60 cm. The width is 12 cm more than the length. Find the length and the width
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