Use a piece of rectangular cardboard with a length of 37.68 cm and a width of 25.12 cm to form a cylinder with the largest surface area. What is the surface area of this cylinder in square centimeters?
用一张长37.68，宽25.12cm的长方形硬纸围成一个表面积最大的圆柱，这个圆柱的表面积是多少平方厘米？
<gadget id="calculator">37.68 / 3.14 / 2</gadget>
<output>6</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">3.14 * 36 * 2</gadget>
<output>226.08</output>

<gadget id="calculator">37.68 * 25.12</gadget>
<output>946.5216</output>

<gadget id="calculator">226.08 + 946.5216</gadget>
<output>1_172.6016</output>

<result>1_172.6016</result>