SOLUTION: 1. By increasing each side of a square, by the same amount,the area of the square increases by 44%. The percentage increases in the side of the square would be: a. 10% b.15%. c.44

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: 1. By increasing each side of a square, by the same amount,the area of the square increases by 44%. The percentage increases in the side of the square would be: a. 10% b.15%. c.44      Log On

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Question 1019345: 1. By increasing each side of a square, by the same amount,the area of the square increases by 44%. The percentage increases in the side of the square would be: a. 10% b.15%. c.44%. d? 20%
2. Each side of arectangle is increased by 10% .by what percentage has its area increased?
How to solve like this problem, please explain.
Thanks
Answer by FrankM(1040) About Me  (Show Source):
You can put this solution on YOUR website!
1) the new square is 1.44 times the old square total area. Side is sqrt(area) so we take the square root of 1.44 and get 1.2. Each side was increased 20%.
2) 21%, Old rectangle area was L*W (length times width) New one is 1.1L*1.1W= (1.1*1.1)*L*W= 1.21 LW or 21% larger.