A rectangular wire frame with a length of 8 decimeters and a width of 6 decimeters can be surrounded by a piece of iron wire. If this wire is used to form a square wire frame, what is the area of the wire frame?
用一根铁丝能围成一个长8分米，宽6分米的长方形铁丝框，如果用这根铁丝围成一个正方形铁丝框，这个铁丝框的面积是多大？
<gadget id="calculator">8 + 6</gadget>
<output>14</output>

<gadget id="calculator">14 * 2</gadget>
<output>28</output>

<gadget id="calculator">28 / 4</gadget>
<output>7</output>

<gadget id="calculator">7 * 7</gadget>
<output>49</output>

<result>49</result>