What is the minimum perimeter of a rectangular piece of paper obtained by folding a rectangular piece of paper with a side length of 36 cm and a width of 8 cm in half?
把一张边长为36厘米，宽8厘米的长方形纸片对折后所得的长方形纸片的周长至少是多少厘米．
<gadget id="calculator">36 / 2</gadget>
<output>18</output>

<gadget id="calculator">18 + 8</gadget>
<output>26</output>

<gadget id="calculator">26 * 2</gadget>
<output>52</output>

<result>52</result>