中考运动型问题教学的导向与建议

运动型问题的数学知识综合度高,是考查学生创新能力的重要题型,因而是中考命题的热点和难点问题。教学中需要引导学生用运动变化的眼光观察和研究图形,把握图形运动与变化的全过程,抓住其中的等量关系和变量关系,并特别关注一些不变量、不变关系或特殊关系。

Guidance and Suggestions on Solving Movement Problems in Senior High School Entrance Examination

Movement problems involve the comprehensive use of mathematical knowledge and are meant to text students’ innovative abilities.So this type of problems have become hot and demanding items in the examination.In teaching,we should help students to investigate the shapes from dynamic perspectives,to grasp the movement and change as a complete process,to identify the equivalent and the variable relationships,and to see the invariants,the stable relationships and some particular features.