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17 December, 19:05

The perimeter of a rectangle is 35.8 cm. The sum of the lengths of the rectangle is 25.64 cm. What is the width of the rectangle?

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  1. 17 December, 20:29
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    The formula of a perimeter of rectangle:

    P = 2l + 2w

    We have P = 35.8 cm and 2l = 25.64 cm.

    Substitute:

    25.64 + 2w = 35.8 subtract 25.64 from both sides

    2w = 10.16 divide both sides by 2

    w = 5.08

    Answer: the width = 5.08 cm
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