A rectangle with a length of 6cm and a width of 3cm is enlarged by 4:1, what is the area of the obtained figure in cm**2.
一个长6cm、宽3cm的长方形按4：1放大，得到的图形的面积是多少cm**2．
<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">24 * 12</gadget>
<output>288</output>

<result>288</result>