培养学生具有一定的逻辑思维能力是中学数学教学目的之一。几何是研究图形性质的学科,逻辑性较强。在中学学习平面几何是培养学生逻辑思维能力的重要途径,也是学习平面几何的主要任务之一。 初二学生以前学的都是有关“数”的知识和运 Cultivating students with certain logical thinking ability is one of the purposes of mathematics teaching in middle school. Geometry is a discipline that studies the nature of graphs and has strong logic. Learning plane geometry in middle school is an important way to develop students’ logical thinking ability, and it is also one of the main tasks in learning plane geometry. The second grade students used to learn about the “number” of knowledge and games.