A cuboid block of iron has a volume of 12.56dm**3. Cast it into a cone whose base area is 9.42dm**2, what is its height in dm?
一个长方体的铁块，体积是12.56dm**3．把它熔铸成一个底面积是9.42dm**2圆锥体，它的高是多少dm？
<gadget id="calculator">3 / 9.42</gadget>
<output>0.318471</output>

<gadget id="calculator">12.56 * 0.318471</gadget>
<output>3.999996</output>

<result>3.999996</result>