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●教学设想本节课主要是对等腰梯形的性质进行探索,通过对等腰梯形性质的找寻、分析与论证,培养学生猜测、动手实验、合情推理及几何证明的能力,给学生创造动手实践、自主探索、合作交流的平台,并借此培养和锻炼学生的实践
● Teaching Assumptions This lesson mainly explores the nature of isosceles trapezoids, and seeks, analyzes, and demonstrates the nature of isosceles trapezoids to develop students’ ability to guess, experiment, understand, and prove geometrically. Practice, self-exploration, cooperation and exchange platform, and to cultivate and train students’ practice