If a cube is cut into two pieces, the surface area increases by 8dm, what is the surface area of the cube?
把一个正方体截成两段，表面积增加8dm，正方体的表面积是多少
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<result>24</result>