A conical pile of sand has a base area of 12.56 meters and a height of 9 meters. What is the volume of this pile of sand?
一堆圆锥形沙堆，底面积是12.56米，高是9米，这堆沙的体积是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 12.56 * 9</gadget>
<output>37.68</output>

<result>37.68</result>