wire can just enclose a square with a side length of 12 centimeters. If it is changed into an equilateral triangle, please calculate how many centimeters is the side length of the equilateral triangle?
一根铁丝正好可以围成一个边长为12厘米的正方形，如果把它改围成一个等边三角形，请你算一算等边三角形的边长是多少厘米？
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">12 * (4/3)</gadget>
<output>16</output>

<result>16</result>