A cone has a volume of 18 cubic meters and a base area of 3 square meters. What is its height in meters?
一个圆锥的体积是18立方米，底面积是3平方米，它的高是多少米．
<gadget id="calculator">18 / 3</gadget>
<output>6</output>

<gadget id="calculator">3 * 6</gadget>
<output>18</output>

<result>18</result>