matthewyork5842 matthewyork5842
  • 04-01-2018
  • Mathematics
contestada

If the sides of a square are increased by 20%, by what percentage does the area of the square increase?

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Rod44 Rod44
  • 04-01-2018
If the side of the square is a it becomes 1.2a after the increase and its area becomes 1.44a². So the increase is 1.44-1=0.44 or 44%.
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