After cutting a cylinder into the largest cone, the volume is reduced by 6.6 cubic decimeters. What is the volume of the cut cone?
把一个圆柱体切削成一个最大的圆锥后，体积减少了6.6立方分米，削成的圆锥的体积是多少．
<gadget id="calculator">6.6 / 2</gadget>
<output>3.3</output>

<result>3.3</result>