After cutting a cylinder whose base circumference is 18.84cm along the diameter of the base, the surface area increases by 24cm**2, then what is the original volume of the cylinder in cm**3.
将一个底面周长是18.84cm的圆柱沿底面直径对剖后，表面积增加24cm**2，那么这个圆柱体原来的体积是多少cm**3．
<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">24 / 2 / 6</gadget>
<output>2</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 2</gadget>
<output>56.52</output>

<result>56.52</result>