Lingling surrounded 3 identical triangles and a square with 1-meter-long colored bars. It is known that the perimeter of the enclosed square is 8 cm longer than the perimeter of a triangle. What is the perimeter of each triangle in centimeters?
玲玲用1米长的彩条围了3个同样的三角形和一个正方形．已知围成的正方形周长比一个三角形周长长8厘米．每个三角形周长是多少厘米？
<gadget id="calculator">100 - 8</gadget>
<output>92</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">92 / 4</gadget>
<output>23</output>

<result>23</result>