论文部分内容阅读
本文以阐述和介绍梯形中常用辅助线为主,着重介绍了在不同题意下的梯形辅助线的不同作法及注意点,从实际事例入手,引导学生解析梯形中的常见题型及所涉及的辅助线,旨在将梯形题型中的辅助性明朗化。
In this paper, we mainly introduce and introduce the commonly used auxiliary lines in trapezoid, emphasize the different approaches and points of attention of the trapezoidal auxiliary lines with different questions, start with the practical examples, guide the students to analyze the common problems in trapezium, Aid lines are designed to clarify accessibility in trapezoidal question types.