conical pile of sand measures 12.56 meters in circumference and 1.5 meters in height. This pile of sand is spread in a rectangular sandpit in the school. This sandpit is 6.28 meters long and 2 meters wide. How thick can this pile of sand be spread on average?
一个圆锥形沙堆，量得地面周长是12.56米，高是1.5米，把这堆沙全部铺在学校的一个长方形沙坑内，这个沙坑长6.28米，宽2米．这堆沙平均能铺多厚？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

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

<gadget id="calculator">6.28 * 2</gadget>
<output>12.56</output>

<gadget id="calculator">1.5 / 12.56</gadget>
<output>0.119427</output>

<gadget id="calculator">(1/3) * 3.14 * 4 * 0.119427</gadget>
<output>0.500001</output>

<result>0.500001</result>