近年来,动点最值问题的频繁出现,已经成了中考压轴题的趋势.其中结合旋转变化的动点最值问题也渐渐成了热点问题.但凡是出现,学生的错误率是极其高的,那么如何引导学生掌握这类问题的解法思想成了笔者最近研究的一个方向.本文就一类旋转动点最值问题的教学和同行探讨. In recent years, the frequent occurrence of the most value point of the moving point has become the trend of the mid-point test, and the most value problem of the moving point combined with the rotation has gradually become a hot issue.Where it appears, the error rate of the students is extremely high , Then how to guide students to master such problems has become a direction of the author’s recent research.This paper discusses the most value of a class of rotating point teaching and peer research.