SOLUTION: Please help to solve this:a rectangle has an area of 720 square feet, the ratio from length to width is 3:5. What is the length of the longest side?
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Question 823667: Please help to solve this:a rectangle has an area of 720 square feet, the ratio from length to width is 3:5. What is the length of the longest side? Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! ---
Lw = 720
L/w = 3/5
L = (3/5)w
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Lw = 720
(3/5)ww = 720
ww = 720(5/3)
ww = 1200
w = sqrt( 1200 )
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w = 34.641
L = 20.785
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answer:
34.641 ft
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