The front wheel of a road roller is cylindrical, the wheel width is 2 meters, and the diameter is 1.2 meters. If the front wheel wants to roll forward 100 times, how many square meters is the rolling area?
一个压路机的前轮是圆柱形，轮宽是2米，直径是1.2米，前轮想前滚动100周，压路得面积是多少平方米？
<gadget id="calculator">3.14 * 1.2 * 2 * 100</gadget>
<output>753.6</output>

<result>753.6</result>