2014新人教版小学四年级数学上册单元测试题(角的度量).pdf
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1、精编学习资料欢迎下载新人教版小学四年级数学上册单元测试题(角的度量)一、认真读题,谨慎填空。(30 分)、线段有()个端点,射线有()个端点,直线()端点。、从一点引出两条()线,所组成的图形叫做角。、180的角是()角,()角小于90。、直角是()度,1 周角()直角。、()时整,时针和分针形成平角;()时整,时针和分针形成直角。、已知如图160,那么2(),3(),4()。7、下面的角大概是多少度?把你估计的结果写下来。()()()、在80、145、180、91、27、179、5中,锐角有(),钝角有()。、把钝角、锐角、直角、周角、平角这五种角度按从小到大的顺序排列起来:()()()()
2、()。二、仔细推敲,分辨是非。对的打“”,错的打“”。16 分()、黑板上的直角比三角尺的直角大。精编学习资料欢迎下载()、角的两条边叉开的越大,角就越大。()、过一点可以画无数条射线。()、小于90的角都是锐角,大于90的角都是钝角。()、9 时半时,时针和分针成直角。()、一条射线长10cm。()、用一幅三角形可以拼出105的角。()、一个直角与一个锐角拼成的角一定是钝角。三、反复比较,慎重选择。10 分、能量出长度的是()。、线段、直线、射线、从一点出发,可以画()个角。、1、2、无数、把一张圆形的纸对折3 次,得到的角是()度。、120、90、45、如右图,3 是()度。、75、115
3、、105、用一个放大100 倍的放大镜看一个30的角,看到的角的度数是()。、300B、30、3000四、展示能力,动手操作。22 分1、先以下面的点为端点画一条射线,然后从射线的端点开始截取一条文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M
4、10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9
5、S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码
6、:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7
7、A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D
8、2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T
9、4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I
10、8 ZX6M10N5S9S9精编学习资料欢迎下载长 4 厘米的线段。(4 分)2、以下面的射线为一条田这,画一个比直角大25的角。(4 分)3、画出40、75和138的角。(6 分)4、量出下面各角的度数。(8 分)()()()()五、看图计算。(22 分)1、已知1=160,=(),3=(),4=()。文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6
11、T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6
12、I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6
13、M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S
14、9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编
15、码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B
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