What is the volume of a cone whose base diameter and height are both 1.2m?
一个圆锥的底面直径和高都是1.2m，它的体积是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1.2 / 2</gadget>
<output>0.6</output>

<gadget id="calculator">0.6 ** 2</gadget>
<output>0.36</output>

<gadget id="calculator">(1/3) * 3.14 * 0.36 * 1.2</gadget>
<output>0.45216</output>

<result>0.45216</result>