Put a cylindrical iron block with a bottom radius of 5 cm into a container with a bottom surface radius of 10 cm and a height of 14 cm. The water level rises by 3 cm. Find the volume of the cylindrical iron block.
把一个底半径为5厘米的圆柱铁块放入一个底面半径10厘米，高14厘米的容器里，水面上升了3厘米，求这个圆柱铁块的体积．
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">3.14 * 100 * 3</gadget>
<output>942</output>

<result>942</result>