Since x represents the length (in meters), the width, which is 7 meters greater, is x +7. The product of these dimensions is the area (in square meters):
  x(x +7) = 170
In standard form, the quadratic is ...
  x² +7x -170 = 0
        
             
        
        
        
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Answer:
I dont know sorry!! I would help though
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Volume of a cylinder: Area of the base (circle) time height
V= π.R² x H===> 3.1459 x 3² x 6 = 169.878 cubic ft