HarleyMikey HarleyMikey

13-12-2016
Mathematics

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the perimeter of a rectangle is 114 feet it's length is three more than twice it's width Find the dimensions of the rectangle

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02-01-2020

Lenght = 3 + 2*width

Perimeter = 2*lenght + 2*width

114 ft = 2*(3 + 2*width) + 2*width

114 ft = 6 + 4*width + 2*width

114 - 6 = 6*width

108 ft = 6*width

Width = 108 ft / 6

Width = 18 ft

Lenght = 3 + 2*18 ft

Lenght = 3 + 36 ft

Lenght = 39 ft

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