A cylindrical pool has a bottom diameter of 6 meters and a height of 0.6 meters. A layer of cement is to be applied on the sides and bottom of the pool. What is the area of the cemented part in square meters?
一个圆柱形水池，底面直径6米，高0.6米，要在水池侧面和底面抹一层水泥，抹水泥部分的面积是多少平方米？
<gadget id="calculator">3.14 * 6 * 0.6</gadget>
<output>11.304</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>

<gadget id="calculator">11.304 + 28.26</gadget>
<output>39.564</output>

<result>39.564</result>