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The perimeter of a rectangle is 144 ft. The ratio of the width to the length is 3:5. Find the dimensions (length and width) of the rectangle.
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The perimeter of a rectangle is 144 ft. The ratio of the width to the length is 3:5. Find the dimensions (length and width) of the rectangle.

User TheGrandWazoo
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1 Answer

4 votes
perimeter=2legnth+2width

width:legnth=3:5

perimiter=2(legnth+width)
144=2(legnth+width)
divide both sides by 2
72=legnth plus width


3+5=8
72/8=9

3 times 9=width=27
5 times 9=legnth=45


width=27 ft
legnth=45 ft

User Vikas Lalwani
by
8.2k points
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