A rectangle is 8 cm long and 6 cm wide, and the largest square is cut out of it. What is the perimeter of this square in cm?
一个长方形长8厘米，宽6厘米，从中剪下一个最大的正方形，这个正方形的周长是多少厘米．
<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<result>24</result>