A rectangle with a length of 48 cm and a width of 24 cm is formed with a wire. If the wire is changed into a square, what is the area of the square?
用一根铁丝围成一个长48厘米，宽24厘米的长方形．如果把这根铁丝改围成一个正方形，这个正方形的面积是多少？
<gadget id="calculator">48 + 24</gadget>
<output>72</output>

<gadget id="calculator">72 * 2</gadget>
<output>144</output>

<gadget id="calculator">144 / 4</gadget>
<output>36</output>

<gadget id="calculator">36 * 36</gadget>
<output>1_296</output>

<result>1_296</result>