2025年教学资料:7.3简单几何体的三视图
授课题目授课时长高等教育出版社《数学》(基础模块下册)7.3简单几何体的三视图4课时选用教材授课类型新授课本课通过生活中的模型直观展示简单组合体,帮助学生感知相关概念,并通过选取简单的组合体,详细举例说明,进一步帮助学生学会绘制组合体的三视图,并能通过给定物品的三视图,画出简单组合体的直观图.教学提示能指出空间几何体的不同表现形式,能画出简单空间图形(长方体、直棱柱、正棱柱、圆柱、圆锥、球)和简单组合体的三视图;能识别三视图所表示的立体模型,明确物体的主视、左视、俯视的方向,画出立体模型的直观图,逐步提高直观形象等核心素养.教学目标教学重点教学难点教学环节简单组合体三视图的画法,由三视图想象实...
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