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1一10之中有几个轴对称数字
更新时间: 2020-10-28 00:00:00  

1到10中有3个轴对称数字。1,3,8是轴对称数字,关于过中线点的水平线对称,其他7个数不存在对称轴。如果一个平面图形沿着一条直线折叠后,直线两旁的部分能够互相重合,那么这个图形叫做轴对称图形,这条直线叫做对称轴。成轴对称的两个图形全等,如果两个图形成轴对称,那么对称轴是对称点连线的垂直平分线。

关键词: 之中 轴对称 数字

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