The volume of a cone is 314 cubic meters, the diameter of the base is 10 meters, what is its height in meters?
圆锥的体积是314立方米，底面直径是10米，它的高是多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>

<gadget id="calculator">314 / (1/3) / 78.5</gadget>
<output>12</output>

<result>12</result>