人教版二年级数学上册第3单元综合训练(含答案)

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名称 人教版二年级数学上册第3单元综合训练(含答案)
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资源类型 试卷
版本资源 人教版
科目 数学
更新时间 2023-12-21 20:13:24

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中小学教育资源及组卷应用平台
第3单元综合训练
训练时间:60分钟   满分:100分   书写(3分)
知 识 技 能 (56分)
一、我会填。(每空2分,共36分)
1.一个三角尺上最大的一个角是(   )角,另外两个角都是(   )角。
2.用一副三角尺(   )拼成锐角。(填“能”或“不能”)
3. 5时整,时针与分针组成的较小的角是(   )角;3时整,时针与分针组成的较小的角是(   )角。
4.右图是用七巧板拼成的图形。
(1)①号角是(   )角,和它一样大的
是(   )号角。
(2)②号角是(   )角,和它一样大的是(   )号角。
(3)③号角和④号角拼成的是(   )角,④号角和⑤号角拼成的是(   )角。
5.数一数。
6. INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YA5.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA5.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA5.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA5.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA5.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA5.TIF" \* MERGEFORMATINET  如图是一个长方体形状的盒子,先观察每个面上有( )个直角,再数一数这个长方体盒子上一共有( )个直角。
二、我会选。(把正确答案的序号填在括号里)(8分)
1.将一张正方形的纸剪去一个角后(如下图),还剩(   )个角。
① 3 ② 4 ③ 5
2.将一张圆形纸对折三次(如下图),得到的角是(   )。
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD24.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD24.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD24.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD24.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD24.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD24.TIF" \* MERGEFORMATINET     
①钝角 ②直角 ③锐角
3.如果把角的两条边变短,这个角的大小(   )。
①变小 ②变大 ③不变
4.(   )号滑梯更安全。
① INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd120A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120A.TIF" \* MERGEFORMATINET ② INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd120B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120B.TIF" \* MERGEFORMATINET ③ INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd120C.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120C.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120C.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120C.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120C.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd120C.TIF" \* MERGEFORMATINET
三、我会画。(共12分)
1.下面已经画出角的顶点和一条边,请画出角的另一条边,并标出角的各部分名称。(6分)
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\SJ006.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ006.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ006.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ006.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ006.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ006.TIF" \* MERGEFORMATINET
2.在方格纸上按给定的顶点分别画一个锐角、一个直角和一个钝角。(6分)
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YA4.tif" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA4.tif" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA4.tif" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA4.tif" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA4.tif" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YA4.tif" \* MERGEFORMATINET
生 活 应 用 (44分)
四、解决问题。(共44分)
1.在下面的图形里画线段,使它们满足下列要求。(12分)
(1)画1条线段,增加4个角。 (2)画2条线段,增加4个直角。
   INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD28A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28A.TIF" \* MERGEFORMATINET     INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD28B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD28B.TIF" \* MERGEFORMATINET
(3)画1条线段,增加3个直角。 (4)画1条线段,增加4个锐角。
   INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD29A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29A.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29A.TIF" \* MERGEFORMATINET      INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD29B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29B.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD29B.TIF" \* MERGEFORMATINET
2.下面是用三角尺拼成的角,判断这些角各是什么角并填空。(12分)
3.按要求剪一刀。(画线表示你的剪法)(12分)
(1)剩下1个直角。  (2)剩下2个直角。  (3)剩下4个直角。
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\Yd31.TIF" \* MERGEFORMATINET
4.如图,钟面上的时针指向9,分针指向12,分针与时针组成了1个角。再过10分钟(分针指向2),分针与时针组成的这个角是变大了还是变小了?(4分)
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\YD32.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD32.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD32.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD32.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD32.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\YD32.TIF" \* MERGEFORMATINET
5.元元从家出发先后去了两个地方,走过的两条路线刚好形成一个钝角。请你拿出三角尺比一比,猜一猜她先后去了哪两个地方。(4分)
INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\SJ007.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ007.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ007.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ007.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ007.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\SJ007.TIF" \* MERGEFORMATINET
INCLUDEPICTURE"附加题.TIF" INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\附加题.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\附加题.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\附加题.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\附加题.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\附加题.TIF" \* MERGEFORMATINET INCLUDEPICTURE "E:\\23秋上册\\word\\湖南100分\\人二数\\单元卷\\附加题.TIF" \* MERGEFORMATINET
数一数。(10分)
参考答案:
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