glass with a base area of 15.7 cm2 is filled with water 10 cm high. Now put a cylindrical iron block with a base radius of 1 cm and a height of 5 cm vertically into a glass, how many centimeters does the water level rise?
在一个底面积是15.7平方厘米的玻璃杯中装入高10厘米的水．现在把一个底面半径是1厘米，高是5厘米的圆柱形铁块垂直放入玻璃杯中，水面升高了多少厘米？
<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">5 / 15.7</gadget>
<output>0.318471</output>

<gadget id="calculator">3.14 * 1 * 0.318471</gadget>
<output>0.999999</output>

<result>0.999999</result>