There are two rectangles. The length of the first rectangle is 4 cm and the width is 2 cm. The length of the second rectangle is 5 cm and the width is 2 cm. Now put these two rectangles together to form a slightly larger rectangle. What is the perimeter of the rectangle in centimeters?
有两个长方形，第一个长方形的长是4厘米，宽是2厘米，第二个长方形的长是5厘米，宽是2厘米，现在把这两个长方形拼成一个稍大的长方形，打长方形的周长是多少厘米？
<gadget id="calculator">4 + 5 + 2</gadget>
<output>11</output>

<gadget id="calculator">11 * 2</gadget>
<output>22</output>

<result>22</result>