The diameter of the central flower bed in Jiexin Park is 5 meters. Now a circular sightseeing path with a width of 1 meter is built along the outer edge. What is the area of this path in square meters?
街心公园的中心花坛的直径是5米，现在沿外沿修一条宽1米的环形观光小路，这条小路的面积是多少平方米？
<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(5/2) + 1</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">(7/2) ** 2</gadget>
<output>49/4 = around 12.25</output>

<gadget id="calculator">3.14 * (49/4)</gadget>
<output>38.465</output>

<gadget id="calculator">(5/2) ** 2</gadget>
<output>25/4 = around 6.25</output>

<gadget id="calculator">3.14 * (25/4)</gadget>
<output>19.625</output>

<gadget id="calculator">38.465 - 19.625</gadget>
<output>18.84</output>

<result>18.84</result>