Fill a cylindrical container with a base area of 3.14 square centimeters and a height of 2 cm with water, and pour it into a conical container until it is full. The radius of the bottom surface of the conical container is 2 cm. What is the height of the conical container? centimeter.
将一个底面积3.14平方厘米，高是2厘米的圆柱形容器装满水，倒入一个圆锥形容器中，刚好装满，圆锥形容器的底面半径是2厘米，这个圆锥形容器的高是多少厘米．
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

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

<gadget id="calculator">3 / 12.56</gadget>
<output>0.238854</output>

<gadget id="calculator">3.14 * 2 * 0.238854</gadget>
<output>1.500003</output>

<result>1.500003</result>