cuboid is 12 cm long, 8 cm wide, and 7 cm high. If it is cut into a cube as large as possible, what is the sum of the sides of the cube in cm?
一个长方体长12厘米，宽8厘米，高7厘米，把它切成一个尽可能大的正方体，这个正方体的棱长总和是多少厘米．
<gadget id="calculator">12 * 7</gadget>
<output>84</output>

<result>84</result>