A cylinder and a cone have the same base area and volume, the height of the cylinder is 8 cm, and the height of the cone is cm.
一个圆柱体和一个圆锥体，底面积相等，体积也相等，圆柱的高是8cm，圆锥的高多少cm．
<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<result>24</result>