SOLUTION: the perimeter of a rectangular plot of land is 40m. the length is three times the width. calculate the width the length the area of the plot

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Question 262179: the perimeter of a rectangular plot of land is 40m. the length is three times the width. calculate
the width
the length
the area of the plot
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
L=3w
2*(3w+w)=40
8w=40
w=5
L=15
area=5*15=75 m^2