What is the area of the new figure obtained after reducing a square with a side length of 8 cm in a ratio of 1:2?
一个边长为8cm的正方形，按1：2的比例缩小后，得到的新图形的面积是多少．
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<result>16</result>