hexagon is folded with lead wire, and each side is 120cm. If it is folded into a square, what is the side length of the square in cm?
一个用铅丝折成的六边形，它的每条边都是120cm，如果把它改折成正方形，那么这个正方形的边长是多少cm．
<gadget id="calculator">6 / 4</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">120 * (3/2)</gadget>
<output>180</output>

<result>180</result>