A log is 1.5m long. After sawing into three pieces, its surface area increases by 25.12cm**2. What is the volume of this log?
一根圆木长1.5m，锯成三段后，它的表面积增加了25.12cm**2，这根圆木的体积是多少？
<gadget id="calculator">25.12 / 4</gadget>
<output>6.28</output>

<gadget id="calculator">6.28 * 1.5 * 100</gadget>
<output>942</output>

<result>942</result>