关于角的概念的高中数学课堂教学探究
Research on the Concept of Angle in High School Mathematics Classroom Teaching

角的概念从小学起便开始接触学习，并在初中和高中逐步深入细化。本文将从角的发展出发，进行角的概念的高中课堂教学设计，希望能够帮助高中数学教师在阅读本文后对于角的概念的教学有更深刻的认识和思考。
The concept of angle is learned from primary school and gradually refined in middle school and high school. In this paper, starting from the development of angle, the concept of angle is designed for high school classroom teaching, hoping to help high school mathematics teachers have a deeper understanding and thinking of the concept of angle teaching after reading this article.