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正方形和长方形周长相等面积谁大
更新时间: 2020-10-23 00:00:00  

正方形和长方形周长相等正方形面积大。正方形是特殊的平行四边形之一。即有一组邻边相等,并且有一个角是直角的平行四边形称为正方形,又称正四边形。

正方形的性质有:两组对边分别平行;四条边都相等;邻边互相垂直。四个角都是90°,内角和为360°。对角线互相垂直;对角线相等且互相平分;每条对角线平分一组对角。

关键词: 正方形 长方形 周长 相等 面积

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