Question 941345
radius (r) = 9 feet
 height (h) =  9 feet
 Formula : Volume  (V)= {{{ Pi*r^2*h}}}
                 V  = {{{pi*9^2*9}}}
             V  ={{{ pi*729}}}
              V= {{{729*pi}}}
  now radius becomes triple 
 hence r2  = 3*9 = 27
    new volume  =  {{{ Pi*r2^2*h}}}
          = {{{ pi*27^2*9}}}
        ={{{pi*729*9}}}
        but initial volume  = {{{ 729*pi}}}
     = initial volume x 9
 Result :  larger cylinder volume  =  9 times the smaller cylinder volume