A cylindrical wooden rod with a length of 6m is cut into 3 sections, and the surface area increases by 80dm**2. What is the volume of this wooden rod in m**3?
一根长6m的圆柱形木棒，把它截成3段，表面积增加80dm**2，这根木棒的体积是多少m**3．
<gadget id="calculator">80 / 4</gadget>
<output>20</output>

<gadget id="calculator">6 * 10</gadget>
<output>60</output>

<gadget id="calculator">20 * 60</gadget>
<output>1_200</output>

<result>1_200</result>