A cone-shaped pile of sand has a circumference of 25.12 meters and a height of 1.8 meters. How many meters can be paved with this pile of sand on a road with a width of 8 meters and a thickness of 5 centimeters?
一个圆锥体形的沙堆，底面周长是25.12米，高1.8米，用这堆沙在8米宽的公路上铺5厘米厚的路面，能铺多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2 * 3.14</gadget>
<output>6.28</output>

<gadget id="calculator">25.12 / 6.28</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">(1/3) * 3.14 * 16 * 1.8</gadget>
<output>30.144</output>

<gadget id="calculator">8 * 0.05</gadget>
<output>0.4</output>

<gadget id="calculator">30.144 / 0.4</gadget>
<output>75.36</output>

<result>75.36</result>