SOLUTION: The length of a rectangle is approximately 1.6 times the width. Find the dimensions of a rectangle if its area is 9000m^2. I think I understand this problem, but could use some h

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: The length of a rectangle is approximately 1.6 times the width. Find the dimensions of a rectangle if its area is 9000m^2. I think I understand this problem, but could use some h      Log On


   

Question 131836This question is from textbook Introductory Algebra
: The length of a rectangle is approximately 1.6 times the width. Find the dimensions of a rectangle if its area is 9000m^2. I think I understand this problem, but could use some help. Thanks! This question is from textbook Introductory Algebra

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Let w=width; L=1.6w
L*w=A
1.6w*w=9000
1.6w^2=9000
w^2=9000/1.6
w^2=5625
w=75 m Take sqrt of each side.
L=75*1.6=120 m
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Ed