The package of a high-end mat is cylindrical, with a side area of 0.628 square meters and a length of 1 meter. What is the surface area of this cylindrical package? (Retain the whole number of tens)
一款高档凉席的包装是圆柱形，侧面积是0.628平方米，长1米，这个圆柱形包装的表面积是多少平方分米？(得数保留整十数)
<gadget id="calculator">0.628 / 1 / 3.14 / 2</gadget>
<output>0.1</output>

<gadget id="calculator">0.1 ** 2</gadget>
<output>0.01</output>

<gadget id="calculator">3.14 * 0.01</gadget>
<output>0.0314</output>

<gadget id="calculator">0.0314 * 2</gadget>
<output>0.0628</output>

<gadget id="calculator">0.628 + 0.0628</gadget>
<output>0.6908</output>

<result>0.6908</result>