SOLUTION: The Length Of A Rectangle Is 3 Times The Width The Perimeter Of The Field Is 144cm Find Its Area

Question 875496: The Length Of A Rectangle Is 3 Times The Width The Perimeter Of The Field Is 144cm Find Its Area
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,Previously Posted



P = 2L + 2w = 144cm

     L+ w = 72    L = 

    3w + w = 72    

       4w = 72

        w = 18cm  and L = 54cm

A = Lw = 972cm^2 

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