If a cube with a surface area of 84 m2 is cut into two identical cuboids, what is the sum of the surface areas of the two cuboids?
把一个表面积为84㎡的正方体切割成两个完全相同的长方体，则这两个长方体的表面积之和是多少㎡．
<gadget id="calculator">84 / 6</gadget>
<output>14</output>

<gadget id="calculator">14 * 8</gadget>
<output>112</output>

<result>112</result>