Cutting a 9 cm long round steel into three small sections increases the surface area by 4.8 cm2. What is the volume of the original round bar in cubic centimeters?
把9厘米长的圆钢截成三小段，表面积增加了4.8平方厘米．原来圆钢的体积是多少立方厘米．
<gadget id="calculator">4.8 / 4</gadget>
<output>1.2</output>

<gadget id="calculator">1.2 * 9</gadget>
<output>10.8</output>

<result>10.8</result>