The diameter of the bottom of the cylindrical packaging box is 6 cm, and the height is 10 cm. How much paper is needed to stick the label on the side? What is the volume of the box?
圆柱形包装盒底面直径6厘米，高10厘米，侧面贴标签需多大面积的纸？包装盒的容积是多少？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 10</gadget>
<output>282.6</output>

<result>282.6</result>