Two cylinders of equal volume and a cone have the same base area, the height of the cylinder is 12 cm, what is the height of the cone in cm
两个体积相等的圆柱和圆锥底面积相等，圆柱高12厘米，圆锥高多少厘米
<gadget id="calculator">12 * 3</gadget>
<output>36</output>

<result>36</result>