The side view of a cylinder is a square with a side length of 47.1 cm. What is the surface area of this cylinder?
一个圆柱的侧面展开图是边长为47.1厘米的正方形，这个圆柱的表面积是多少？
<gadget id="calculator">47.1 * 47.1</gadget>
<output>2_218.41</output>

<gadget id="calculator">47.1 / 3.14 / 2</gadget>
<output>7.5</output>

<gadget id="calculator">7.5 ** 2</gadget>
<output>56.25</output>

<gadget id="calculator">3.14 * 56.25 * 2</gadget>
<output>353.25</output>

<gadget id="calculator">2_218.41 + 353.25</gadget>
<output>2_571.66</output>

<result>2_571.66</result>