There are 6 small rods with a length of 5 cm and 10 small sticks with a length of 8 cm. Choose 12 of them to form a cuboid. What is the sum of the lengths of the sides of this cuboid in cm?
有6根长5厘米，10根长8厘米的小棒，从中选择12根围成一个长方体，这个长方体的棱长和是多少厘米．
<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">4 * 5</gadget>
<output>20</output>

<gadget id="calculator">64 + 20</gadget>
<output>84</output>

<result>84</result>