The volume of the cylinder and the cone are equal, the area of the base is also equal, and the height of the cone is 12 cm. What is the height of this cylinder in centimeters.
圆柱和圆锥的体积相等，底面积也相等，圆锥的高是12厘米．这个圆柱的高是多少厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12 * (1/3)</gadget>
<output>4</output>

<result>4</result>