If two rectangles 6 decimeters long and 3 decimeters wide are put together to form a square, what is its area in square decimeters
把两个长6分米，宽3分米的长方形拼成一个正方形，它的面积是多少平方分米
<gadget id="calculator">6 * 3 * 2</gadget>
<output>36</output>

<result>36</result>