A circular flower bed in the square has a radius of 5 meters. A cement road with a width of 2 meters is built around the pool. What is the area of the cement road?
广场的一个圆形花坛，半径5米，沿水池周围修一条宽2米的水泥路，水泥路的面积是多少？
<gadget id="calculator">5 + 2</gadget>
<output>7</output>

<gadget id="calculator">7 ** 2</gadget>
<output>49</output>

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

<gadget id="calculator">49 - 25</gadget>
<output>24</output>

<gadget id="calculator">3.14 * 24</gadget>
<output>75.36</output>

<result>75.36</result>