上课时,老师带着一堆积木走进了教室。咦?学生有疑问了:“今天我们要做堆积木的游戏?”“对啦!今天我们玩堆积木游戏,请大家既要动手又要动脑。”老师对同学们说,“我用8个同样的小正方体拼成一个长方体,表面积减少了126平方厘米,你们知道原来每个小正方体的表面积是多少平方厘米吗?”老师话音刚落,王娟同学走上讲台用8个小正方体排成了一排(如 During class, the teacher walked into the classroom with a pile of building blocks.咦? Students have questions: “Today we have to do the game of stacking wood? ” “Right! Today we play stacking wood games, please both hands and brains. ” The teacher said to the students, “I use eight same small cubes to form a cuboid with a surface area reduced by 126cm2. How many square centimeters do you know when the surface area of ​​each small cuboid is?” "When my teacher’s voice was gone, Wang Juan went to the podium Eight small square lined up in a row (such as