There is a circular pool with a depth of 2 meters and a radius of 6 meters. Now I want to cover the bottom and surrounding of the pool with tiles. What is the area of the tiled surface?
有一个2米深的圆形水池，半径是6米，现在想把水池底面与周边用瓷砖贴满，贴上瓷砖面的面积是多少？
<gadget id="calculator">2 * 3.14 * 6 * 2</gadget>
<output>75.36</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">3.14 * 36</gadget>
<output>113.04</output>

<gadget id="calculator">75.36 + 113.04</gadget>
<output>188.4</output>

<result>188.4</result>