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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
16、7A3U10D2 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:CJ6B7A3U10
17、D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9精编学习资料欢迎下载2、算出下面拼成角的度数。（）（）（）（）3、已知140，2（）4、已知130，2（）5、小明用两个完全相同的钝角和一个直角正好拼成一个周角。这个钝角是多少度？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:CJ6B7A3U10
18、D2 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 HK6
19、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
20、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
21、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
22、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
23、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
24、7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9文档编码:CJ6B7A3U10D2 HK6T4J4H6I8 ZX6M10N5S9S9精编学习资料欢迎下载文档编码: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:
25、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:CJ6B7A
26、3U10D2 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
27、 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 HK6T4
28、J4H6I8 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
29、 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 ZX6M1
30、0N5S9S9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