There is a pile of sand piled up in a conical shape, the circumference of the bottom surface is 12.56m, and the height is 1.2m. How high can the sand be packed in a cuboid truck compartment with a length of 4m, a width of 3.14m, and a height of 60cm?
有一堆沙子堆成圆锥形，量得底面周长是12.56m，高是1.2m，要把这些沙子装在长4m、宽3.14m、高60cm的长方体形卡车车厢内，能装多高？
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) / 4 / 3.14</gadget>
<output>0.026539</output>

<gadget id="calculator">3.14 * 4 * 1.2 * 0.026539</gadget>
<output>0.399996</output>

<result>0.399996</result>