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The length of a rectangle is three times it’s width. The perimeter of the rectangle is 100 inches. What are the dimensions of the rectangle?
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The length of a rectangle is three times it’s width. The perimeter of the rectangle is 100 inches. What are the dimensions of the rectangle?

User Hiba
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1 Answer

2 votes
Geometry? Easy!

Lets start with the width. Width = x
Length of the triangle = 3x
Perimeter = 100.

Perimeter Formula = 2(l+b)
100 = 2(x+3x)
100/2 = 4x
50 = 4x
50/4 = x
12.5 inches = x = width 3x (12.5 x 3) = 37.5 inches = length.


User Sevencardz
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