二年级上册数学《角的初步认识》练习题 -
《角的认识》班级:姓名:分数:1.填一填。(1)、一条红领巾有()个角,一面国旗有()个角。(2)、一个角有()个顶点,()条边。(3)、角的大小与()有关;角的大小与()无关。(4)、数学课本的封面有( )个角。2.下面图形各有几个角,在( )里填几.3.从指定的一点起,画一个角,并写出角的各部分名称..4.下图中()个角。()个角()个角()个角5、请你给右图的角的各部分填上名称。6、判断下面的图形哪些是角,是角的在□里画√,不是的画×。()()()()()()7、我会数。数一数,下面图形中各有几个角,填在()里。()()()()8、一张正方形纸有4个角,用剪刀剪去一个角,还剩几...
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