area6 area6
  • 23-02-2017
  • Mathematics
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The length of a rectangle is 6m longer than its width. If the perimeter of the rectangle is 52m, find its area

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Espadoodle
Espadoodle Espadoodle
  • 23-02-2017
If length is x, then width is 6+x 
Perimeter = 2*(x + 6+x) = 52 
2*6 + 2*2x = 52 
4x = 52 - 12 = 40 
x = 40/4 = 10 

Area = length*width = 10*(6+10) 
Area = 10*16 = 160 meter square
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