Wang Jia kneaded a conical plasticine with a base radius of 3 cm and a height of 6 cm into a cylinder equal to its base. What is the height of the cylinder?
王佳把一个底面半径是3厘米、高6厘米的圆锥形橡皮泥，捏成了一个与它底面相等的圆柱．圆柱的高是多少？
<gadget id="calculator">6 / 3</gadget>
<output>2</output>

<result>2</result>