What is the volume of a cone whose base diameter is 8dm and height is 6dm?
一个圆锥的底面直径是8dm，高6dm，它的体积是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">8 / 2</gadget>
<output>4</output>

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

<gadget id="calculator">(1/3) * 3.14 * 16 * 6</gadget>
<output>100.48</output>

<result>100.48</result>