论文部分内容阅读
角是平面几何中最基本的概念之一,正确理解与掌握“角”的有关概念、知识,对今后的几何学习具有非常重要的意义.那么,如何学好《角》呢?一、理解角的两种定义
Angle is one of the most basic concepts in plane geometry. Correct understanding and mastering the concepts and knowledge of “angle” is of great significance for future geometry learning. So, how to learn “angle”? Two definitions