A cylinder with a height of 10 meters, if the height is subtracted by 2 meters, the surface area is reduced by 25.12m**2, what is the surface area of the cylinder?
一个高为10米的圆柱体，如果高减去2米，表面积则减少25.12m**2，则这个圆柱体的表面积是多少．
<gadget id="calculator">25.12 / 2 / 3.14 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4 * 2</gadget>
<output>25.12</output>

<gadget id="calculator">25.12 / 2</gadget>
<output>12.56</output>

<gadget id="calculator">12.56 * 10</gadget>
<output>125.6</output>

<gadget id="calculator">25.12 + 125.6</gadget>
<output>150.72</output>

<result>150.72</result>