If a rectangle with a length of 4 cm and a width of 3 cm is enlarged by 1:3, what is the area of the figure obtained in square centimeters?
一个长4厘米、宽3厘米的长方形按1：3放大，得到的图形的面积是多少平方厘米．
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">4 * 3 * 9</gadget>
<output>108</output>

<result>108</result>