SOLUTION: if each edge of a square is increased %50 how does the area change

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Question 878557: if each edge of a square is increased %50 how does the area change
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
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Surface area is a function of the square of the dimensions.
SA = k*s^2
SA*x = k*(0.9s)^2 = k*0.81s^2
--> 19% decrease

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