What is the area of a square surrounded by 3 decimeters and 2 centimeters wire?
用3分米2厘米铁丝围成一个正方形，正方形的面积是多少．
<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<result>64</result>