In a cylindrical bucket with a bottom radius of 30 cm, a conical steel material with a radius of 10 cm is placed in the water and is completely submerged in the water. The water level in the bucket rises by 1 cm. What is the height of the conical steel material in cm?
在一只底面半径是30厘米的圆柱形水桶里，放入一个半径为10厘米的圆锥形钢材完全浸没在水中，桶里的水面上升了1厘米，这个圆锥形钢材的高是多少厘米？
<gadget id="calculator">30 ** 2</gadget>
<output>900</output>

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

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

<gadget id="calculator">3 / 314</gadget>
<output>3/314 = around 0.009554</output>

<gadget id="calculator">3.14 * 900 * 1 * (3/314)</gadget>
<output>27</output>

<result>27</result>