A circular flower bed with a radius of 6 meters is laid with a 4-meter-wide cement road around it. What is the area of this cement road in square meters?
一个半径为6米的圆形花坛，在它周围铺设4米宽的水泥路，这条水泥路的面积是多少平方米？
<gadget id="calculator">6 + 4</gadget>
<output>10</output>

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

<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>

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

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

<gadget id="calculator">314 - 113.04</gadget>
<output>200.96</output>

<result>200.96</result>