The volume of a cone is 720 cubic centimeters, the area of the base is 80 square centimeters, what is its height in centimeters?
一个圆锥的体积是720立方厘米，底面积是80平方厘米，它的高是多少厘米．
<gadget id="calculator">720 / 80</gadget>
<output>9</output>

<gadget id="calculator">3 * 9</gadget>
<output>27</output>

<result>27</result>