A cone has a base circumference of 25.12 decimeters and a height of 6 decimeters. What is the volume of the cone in cubic decimeters?
一个圆锥体的底面周长是25.12分米，高6分米，这个圆锥的体积是多少立方分米．
<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>

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

<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">50.24 * 6 * (1/3)</gadget>
<output>100.48</output>

<result>100.48</result>