初中平面几何课本,几十年来曾多次改编,但书中某些优秀的例题、习题,却始终得以保留,历经考验,说明这些例、习题确实有其独到之处,有极大的应用价值。对这样的例、习题进行开发,充分发挥其智育功能,对于培养学生的逻辑推理能力。运用知识的能力及发展创造性思维有着重要意义。 The geometry textbook for junior high school plane geometry has been adapted several times over the past several decades. However, some excellent examples and exercises in the book have been preserved and tested. It shows that these examples and exercises have their own uniqueness and have great application value. . Develop such examples and exercises to give full play to its intellectual function and cultivate students’ logical reasoning ability. The ability to use knowledge and develop creative thinking is of great significance.