The volume of a cone is 76cm, the area of the base is 19cm**2, and the height is cm.
一个圆锥的体积是76cm，底面积是19cm**2，高是多少cm．
<gadget id="calculator">76 / 19</gadget>
<output>4</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>