A cone whose volume is 50.24 cubic decimeters and whose base diameter is 4 decimeters, what is its height?
一个圆锥，它的体积为50.24立方分米，底面直径为4分米，它的高为多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>

<gadget id="calculator">50.24 / (1/3) / 12.56</gadget>
<output>12</output>

<result>12</result>