A rectangular parallelepiped frame is welded with an iron wire, and its length, width, and height are 10 cm, 9 cm, and 5 cm, respectively. If such a long iron wire is welded into a cube frame, how many centimeters is the edge length of the cube frame?
用一根铁丝焊成一个长方体框架，它的长、宽、高分别是10厘米、9厘米、5厘米，如果把这么长的铁丝焊成一个正方体框架，这个正方体框架的棱长是多少厘米？
<gadget id="calculator">10 + 9 + 5</gadget>
<output>24</output>

<gadget id="calculator">4 / 12</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">24 * (1/3)</gadget>
<output>8</output>

<result>8</result>