轴对称与轴对称图形3(通用.ppt

轴对称与轴对称图形
整理课件
自远古以来，对称的形式被认为是和谐、美丽并且真实的．不论在自然界里还是在建筑中，不论在艺术中还是在科学中，甚至最普通的日常生活用品中，对称的形式都随处可见．
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