The sum of two adjacent sides of a parallelogram is 36 cm. What is the perimeter of the parallelogram in cm?
一个平行四边形相邻两边的和是36厘米，这个平行四边形的周长是多少厘米？
<gadget id="calculator">36 * 2</gadget>
<output>72</output>

<result>72</result>