A circular flower bed with a circumference of 25.12 meters is surrounded by a path with a width of 2 meters. What is the area of this path in square meters?
一个周长是25.12米的圆形花坛，它的四周有一条宽2米的小路，求这条小路的面积是多少平方米？
<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 + 2</gadget>
<output>6</output>

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

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">36 - 16</gadget>
<output>20</output>

<gadget id="calculator">3.14 * 20</gadget>
<output>62.8</output>

<result>62.8</result>