A circular flower bed with a diameter of 20 meters has been built in the Lvyuan Community, and a path with a width of 2 meters is going to be laid around the flower bed. Please find out the area of this path in square meters?
绿园小区内修建了一个直径为20米的圆形花坛，准备在花坛周围铺设一条宽2米的小路，请你求出这条小路的面积是多少平方米？
<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 + 2</gadget>
<output>12</output>

<gadget id="calculator">12 ** 2</gadget>
<output>144</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">144 - 100</gadget>
<output>44</output>

<gadget id="calculator">3.14 * 44</gadget>
<output>138.16</output>

<result>138.16</result>