A road roller has a cylindrical front wheel with a width of 1.5 meters and a diameter of 1.2 meters. The front wheel rolls 20 times per minute, how many square meters is the rolling area of the road roller in 10 minutes?
一种压路机的前轮是圆柱形状的，轮宽1.5米，直径1.2米．前轮每分钟滚动20周，压路机10分钟的压路面积是多少平方米？
<gadget id="calculator">3.14 * 1.2 * 1.5 * 20 * 10</gadget>
<output>1_130.4</output>

<result>1_130.4</result>