If the volume of a cone is 9 cubic decimeters, what is the volume of a cylinder with the same base and height as it?
一个圆锥的体积是9立方分米，和它等底等高的圆柱的体积应是多少立方分米．
<gadget id="calculator">9 * 3</gadget>
<output>27</output>

<result>27</result>