The sum of the lengths of the sides of a cuboid is 24 cm, what is the sum of the lengths of the three sides starting from a vertex in cm?
一个长方体的棱长总和是24cm，从一个顶点出发的三条棱的长度之和是多少cm．
<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<result>6</result>