The length of a rectangle is three times the width. What is the width of the area is 147 square feet?

1 Answer
Roy Ø.
May 30, 2018

The width is 7 feet

Explanation:

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If the length of AD = n, then the length of AB = 3n.

Remember that the area of a rectangle is
width * length = #n*3n=3n^2#

We are told that the area, i.e. #3n^2=147#
#=> n^2=49#
#=>n=7#

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