二年级数学下册六《认识图形》长方形与正方形同步练习2北师大版.doc

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1长方形与正方形 1、快乐出发这些都是我们在日常生活中经常看到的图形。它们分别是_、_、_形。这些图形都是_形。_和_这样的图形有_条边,_边相等,四个角都是_角。_和_这样的图形,四条边_,四个角都是_角。_这样的图形有_条边,_边相等且平行,有_角,对角_。你能用纸折一折、剪一剪,做出这些图形吗?2、轻松演练把下面的图形放到相应的横线上长方形_ 正方形_ 3、活动乐园数一数_个正方形 _个长方形 _个平行四边形2参考答案:1、快乐出发:长方形 正方形 平行四边形 四边形 4 直; 相等直 4 对 4 个 角 相等2、轻松演练:找找家 长方形:E G 正方形:A B H 平行四边形:C F 其它略3、活动乐园:数一数 5 个 9 个 5 个

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