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【教学内容】人教版实验教材四年级下册第83～84页内容。【教学目标】知识与技能会按三角形角、边的特征给三角形分类。过程与方法通过动手操作、合作探究等活动认识各种三角形的特征,渗透分类的数学思想。情感、态度与价值观培养学生的知识迁移的能力与合作学习的能力。
Teaching content】 【People’s Education Edition fourth grade experimental textbook volume 83 ~ 84 content. 【Teaching Objectives】 Knowledge and skills according to the triangle angle, edge features to the triangle classification. Processes and Methods Recognize the characteristics of various triangles and infiltrate the mathematical ideas of classification through hands-on activities, cooperative inquiry, and other activities. Emotions, attitudes and values cultivate students’ ability of knowledge transfer and cooperative learning.