cube is divided into two cuboids, and the surface area increases by 40 square centimeters. What is the original surface area of the cube in square centimeters?
一个正方体分割成两个长方体，表面积增加了40平方厘米，这个正方体原来的表面积是多少平方厘米．
<gadget id="calculator">40 / 2</gadget>
<output>20</output>

<gadget id="calculator">20 * 6</gadget>
<output>120</output>

<result>120</result>