If a cylinder with a length of 9 decimeters is cut into 3 sections, the surface area will increase by 48 decimeters, what is the original volume of the cylinder in cubic decimeters?
如果把一个长9分米的圆柱截成3段，表面积就增加48平方分米，原来这个圆柱的体积是多少立方分米．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">12 * 9</gadget>
<output>108</output>

<result>108</result>