the perimeter of a rectangle is 36 ft. The length is 4 ft more than the width. Calculate the length and width of the rectangle.

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11-12-2019
Mathematics

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the perimeter of a rectangle is 36 ft. The length is 4 ft more than the width. Calculate the length and width of the rectangle.

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loulou2chater loulou2chater · Answer 1 · 2019-12-11T03:08:17+01:00

loulou2chater loulou2chater

11-12-2019

Length = 4 + w.
So,
2(4 + w) + 2w = 36.
8 + 2w + 2w = 36.
4w = 36 - 8.
4w = 28.
4w/4 = 28/4.
w = 7.
L = 4 + w.
L = 4 + 7.
L = 11.
(Verify: 2(11) + 2(7) = 36, 22 + 14 = 36, 36=36)

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