图形翻折问题教法例说西安市陕棉十厂子弟中学强香爱在立体几何中，有一类把平面图形沿某一直线翻折成立体图形的问题，对于大多数学生来说，解这类问题感到比较困难．下面笔者结合两个例子谈谈讲授这类问题时，发挥学生的主观能动性，引导学生解决问题的做法．例玉把长、... Graphical Folding Problem Teaching Law says that in the three-dimensional geometry of the children’s middle school of Shaan Mian 10, Xi’an, there is a problem that the plane figure is folded along a straight line to create a body figure. For most students, this type of problem is solved. The problem is more difficult. Below, the author combines two examples to talk about teaching these issues, to give full play to students’ subjective initiative and guide students to solve problems. Case jade to long,...