If 10 identical cubes with a surface area of 12 square centimeters are glued together in a row, what is the surface area of the glued cuboid?
把10个表面积都是12平方厘米的相同正方体粘成一排，这个粘成的长方体表面积是多少平方厘米．
<gadget id="calculator">10 - 3</gadget>
<output>7</output>

<gadget id="calculator">12 * 7</gadget>
<output>84</output>

<result>84</result>