SOLUTION: Find the dimensions of a rectangle whose length is 4 times the width and whose area is 100 square centimeters

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Question 954248: Find the dimensions of a rectangle whose length is 4 times the width and whose area is 100 square centimeters

Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
width = w

w(4w) = 100
4w^2= 100
w^2 = 25

Distance has to be positive, so w = 5 cm.

The rectangle is 5 cm wide and 20 cm long.