2025年教学资料:7.1多面体
授课题目授课时长高等教育出版社《数学》(基础模块下册)7.1多面体4课时选用教材授课类型新授课本课由实物模型入手,引出学生较熟悉的空间图形,帮助学生感知并进一步学习相关概念,选取简单的几何体(直棱柱、正棱锥)帮助学生掌握直观图的画法.通过直棱柱和正棱锥的侧面展开图,帮助学生理解侧面积、表面积公式,通过实验,帮助学生理解正棱锥的体积公式.教学提示能认知棱柱、棱锥的模型与直观图,通过棱柱、棱锥的侧面展开过程,能说出棱柱、棱锥的结构特征,能进行棱柱、棱锥表面积、体积的计算,逐步提高直观想象和数学运算等核心素养.教学目标教学重点教学难点教学环节直棱柱、正棱锥的结构特征及相关的计算.直棱柱、正棱锥的侧面...
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