The height of a cone is 6cm, the volume is 36cm**3, what is the area of its base in cm**2.
一个圆锥的高是6cm，体积是36cm**3，它的底面积是多少cm**2．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">36 / (1/3) / 6</gadget>
<output>18</output>

<result>18</result>