If a cylinder with a base circumference of 18.84cm and a height of 10cm is cut into two small cylinders along the cross section, how much does the surface area increase in cm**2.
把一个底面周长为18.84cm、高为10cm的圆柱，沿横截面把它切割成两个小圆柱，表面积增加了多少cm**2．
<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</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>