Hu Ling put two squares of the same size together to form a rectangle with a circumference of 24 cm. What is the area of the assembled rectangle in square centimeters?
胡灵把两个同样大的正方形拼在一起，拼成一个周长24厘米的长方形，拼好的长方形的面积是多少平方厘米．
<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">4 * 4 * 2</gadget>
<output>32</output>

<result>32</result>