Uncle Wang surrounded a square sheepfold with a side length of 9.42 meters with a fence. Later, someone told him that the circle area would be larger, so he used the fences to form a circular sheepfold as large as possible. How many square meters is the area of this circular sheepfold?
王大爷用篱笆围了一个边长为9.42米的正方形羊圈．后来，有人告诉他围成圆形面积更大一些，他就用这批篱笆改围成一个尽可能大的圆形羊圈，这个圆形羊圈的面积是多少平方米？
<gadget id="calculator">9.42 * 4</gadget>
<output>37.68</output>

<gadget id="calculator">37.68 / 3.14 / 2</gadget>
<output>6</output>

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

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

<result>113.04</result>