Use two rectangles with a length of 8cm and a width of 4cm to form a new figure. What are the perimeter and area of the new figure?
用两个长8cm、宽4cm的长方形拼成一个新图形，新图形的周长和面积分别是多少？
<gadget id="calculator">8 * 4 * 2</gadget>
<output>64</output>

<result>64</result>