The volume of a cone is 21.6cm**3, the area of the bottom is 16.2cm**2, and the height is cm.
一个圆锥的体积是21.6cm**3，底面积是16.2cm**2，高是多少cm．
<gadget id="calculator">3 / 16.2</gadget>
<output>0.185185</output>

<gadget id="calculator">21.6 * 0.185185</gadget>
<output>3.999996</output>

<result>3.999996</result>