If a right cylinder with a base circumference of 43.96 cm and a height of 8 cm is cut into two semicircular cylinders along the diameter of the base, how much does the surface area increase?
一个底面周长是43.96厘米，高为8厘米的直圆柱，沿着底面直径切成两个底面为半圆的柱体，表面积增加了多少？
<gadget id="calculator">43.96 / 3.14</gadget>
<output>14</output>

<gadget id="calculator">8 * 14 * 2</gadget>
<output>224</output>

<result>224</result>