If two squares with a side length of 1 decimeter are used to form a rectangle, what is the perimeter of the rectangle in centimeters?
用两个边长是1分米的正方形拼成一个长方形，这个长方形的周长是多少厘米
<gadget id="calculator">1 + 1 + 1</gadget>
<output>3</output>

<gadget id="calculator">3 * 2 * 10</gadget>
<output>60</output>

<result>60</result>