In a cylindrical container with a bottom diameter of 20 cm, put a conical plumb weight with a bottom diameter of 6 cm and a height of 20 cm, and then pour water to completely submerge the plumb weight, then when the plumb weight is taken out, the water surface How many centimeters will it drop?
在一个底面直径是20厘米的圆柱形容器中，放着一个底面直径是6厘米，高为20厘米的圆锥形铅锤，然后倒入水使铅锤完全淹没，那么当取出铅锤时，水面会下降多少厘米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>

<gadget id="calculator">20 / 314</gadget>
<output>10/157 = around 0.063694</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * (10/157)</gadget>
<output>0.6</output>

<result>0.6</result>