A round conference table needs 3.768 meters to be hooped around with iron sheets. If a layer of mats is laid on its tabletop, what is the minimum area of the mats?
一种圆形会议桌，用铁皮沿四周箍一圈需要3.768米，如果在它的桌面铺一层物垫，物垫的面积至少要多大？
<gadget id="calculator">2 * 3.14</gadget>
<output>6.28</output>

<gadget id="calculator">3.768 / 6.28</gadget>
<output>0.6</output>

<gadget id="calculator">0.6 ** 2</gadget>
<output>0.36</output>

<gadget id="calculator">3.14 * 0.36</gadget>
<output>1.1304</output>

<result>1.1304</result>