The height of a cylinder is 10 centimeters, if the height is reduced by 3 centimeters, then its lateral area is reduced by 94.2 square centimeters. What is the surface area of this cylinder in square centimeters?
一个圆柱的高是10厘米，如果高减小3厘米，那么它的侧面积就减少94.2平方厘米．这个圆柱的表面积是多少平方厘米？
<gadget id="calculator">94.2 / 3 / 3.14 / 2</gadget>
<output>5</output>

<gadget id="calculator">3.14 * 5 * 2 * 10</gadget>
<output>314</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25 * 2</gadget>
<output>157</output>

<gadget id="calculator">314 + 157</gadget>
<output>471</output>

<result>471</result>