A cone has a base radius of 2 cm and a height of 6 cm. What is the volume of the cone in cubic centimeters?
一个圆锥体零件底面半径是2厘米，高是6厘米，这个零件的体积是多少立方厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">(1/3) * 3.14 * 4 * 6</gadget>
<output>25.12</output>

<result>25.12</result>