There is a circular fountain in the park with a diameter of 10 meters, and a circular tiled road with a width of 1 meter is paved around it. What is the area of this tiled road?
公园里有一个圆形喷水池，直径为10米，周围铺了一条1米宽的环形瓷砖路面，这条瓷砖路的面积是多少？
<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

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

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">36 - 25</gadget>
<output>11</output>

<gadget id="calculator">3.14 * 11</gadget>
<output>34.54</output>

<result>34.54</result>