A cylinder and a cone have the same volume and base area respectively. The height of the cylinder is 12 meters. What is the height of the cone in meters?
一个圆柱体和一个圆锥体，它们的体积和底面积分别相等，圆柱的高是12米，圆锥的高是多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">12 * 3</gadget>
<output>36</output>

<result>36</result>