SOLUTION: a garden plot is to contain 240 square feet if its length is to be three times its width, what should its dimension be?

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Question 706694:
a garden plot is to contain 240 square feet if its length is to be three times its width, what should its dimension be?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
L=3W
AREA=LW
240=3W*W
240=3W^2
3W^2=240
W^2=240/3
W^2=80
W=SQRT80
W=8.94 ANS. FOR THE WIDTH.
L=3*8.94=26.83 ANS. FOR THE LENGTH.
PROOF:
240=8.94*26.83
240=240