An approximately conical sand pile has a base radius of 1m and a height of 1.5m. How many meters can be paved with this pile of sand on a 5m wide road with a thickness of 2cm?
一个近似圆锥形沙堆，底面半径是1m，高1.5m，用这堆沙在5m宽的路面上铺2cm厚的路面，可以铺多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">(1/3) * 3.14 * 1 * 1.5</gadget>
<output>1.57</output>

<gadget id="calculator">5 * 0.02</gadget>
<output>0.1</output>

<gadget id="calculator">1.57 / 0.1</gadget>
<output>15.7</output>

<result>15.7</result>