What is the volume of a cone with a base circumference of 9.42 meters and a height of 2 meters?
一个底面周长9.42米的圆锥，高2米，它的体积是多少立方米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">9.42 / 3.14 / 2</gadget>
<output>1.5</output>

<gadget id="calculator">1.5 ** 2</gadget>
<output>2.25</output>

<gadget id="calculator">(1/3) * 3.14 * 2.25 * 2</gadget>
<output>4.71</output>

<result>4.71</result>