The perimeter of a square is 9.6 meters, what is its area in square meters?
一个正方形的周长是9.6米，它的面积是多少平方米？
<gadget id="calculator">9.6 / 4</gadget>
<output>2.4</output>

<gadget id="calculator">2.4 * 2.4</gadget>
<output>5.76</output>

<result>5.76</result>