A cone-shaped sand pile has a base diameter of 6dm and a height of 4dm. What is the volume of the cone-shaped sand pile in cubic decimeters?
一个圆锥形沙堆，底面直径是6dm，高是4dm，这个圆锥形沙堆的体积是多少立方分米．
<gadget id="calculator">3.14 * 9 * 4</gadget>
<output>113.04</output>

<result>113.04</result>