The cultural square of Naughty's school is a circle with a radius of 6 meters. Now build a 2-meter circular cement road along its outer edge. Find the area of the cement road.
淘气所在学校的文化广场是半径为6米的圆，现在沿着它的外沿修一条2米的环形水泥路，求水泥路的面积．
<gadget id="calculator">6 + 2</gadget>
<output>8</output>

<gadget id="calculator">8 ** 2</gadget>
<output>64</output>

<gadget id="calculator">3.14 * 64</gadget>
<output>200.96</output>

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

<gadget id="calculator">3.14 * 36</gadget>
<output>113.04</output>

<gadget id="calculator">200.96 - 113.04</gadget>
<output>87.92</output>

<result>87.92</result>