A cylinder and a cone have the same volume and base area. The height of the cone is 6 meters. What is the height of the cylinder in meters?
一个圆柱和圆锥，体积和底面积相等，圆锥的高是6米，圆柱的高是多少米．
<gadget id="calculator">6 / 3</gadget>
<output>2</output>

<result>2</result>