SOLUTION: a square is changed into a rectangle by increasing its length by 10%.how is the area changed?

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Question 472298: a square is changed into a rectangle by increasing its length by 10%.how is the area changed?
Found 2 solutions by sudhanshu_kmr, Alan3354:
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!
Let side of square = x
area = x^2
new area = x^2* 110/100

so, area increased by 10%.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If only one dimension is changed, the area is increased by 10%.
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Area = w*L original
Area = w*1.1L = 1.1*original area