A cylindrical piece of wood with a length of 3 meters is sawn into two equal sections, and the surface area increases by 0.56 square meters. What is the volume of one piece of wood in cubic meters?
一根长3米的圆柱形木料，把它锯成相等的两段后，表面积增加了0.56平方米，其中一段木料的体积是多少立方米．
<gadget id="calculator">0.56 / 2</gadget>
<output>0.28</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">0.28 * (3/2)</gadget>
<output>0.42</output>

<result>0.42</result>