1 . 下列说法正确的有( )
①同角或等角的补角相等
②相等的角是对顶角
③两条直线被第三条直线所截,所得的内错角相等
④在同一平面内,两条直线的位置关系有平行和垂直两种
⑤平行于同一条直线的两条直线平行
①同角或等角的补角相等
②相等的角是对顶角
③两条直线被第三条直线所截,所得的内错角相等
④在同一平面内,两条直线的位置关系有平行和垂直两种
⑤平行于同一条直线的两条直线平行
A.1个 | B.2个 | C.3个 | D.4个 |
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2 . 一副三角板按如图放置,其中
,
,
,若
,则下列角与
互余的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89d6ee560ea5e97120e3b0857c03edf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7099026716ee1821dd7d9f157dc055f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691048ce61c91a8a3680fa3025193160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d1e679d83e4675cdef9b81a62c53f21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4c3c0a34dc21292fa32befd58d8f82.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024六年级下·上海·专题练习
3 . 如图,
,点
、
、
在同一直线上,已知
,那么
的度数为 ________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60096d11a222426d712390d3aad75ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/512877722f1c5f0138799691b10caf2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
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3卷引用:专题03 线段与角的画法(8大考点经典基础练+优选提升练)-【好题汇编】备战2023-2024学年六年级数学下学期期末真题分类汇编(沪教版)
(已下线)专题03 线段与角的画法(8大考点经典基础练+优选提升练)-【好题汇编】备战2023-2024学年六年级数学下学期期末真题分类汇编(沪教版)(已下线)考点清单03 线段与角的画法(知识导图+8个考点清单&题型解读)-2023-2024学年六年级数学下学期期末考点大串讲(沪教版)(已下线)考题猜想03 线段与角的画法(易错、好题精选6个考点40题专练)-2023-2024学年六年级数学下学期期末考点大串讲(沪教版)
4 . 如图,一束光线
照射在水面
上,折射光线为
,若入射角为
,折射角为
,则
的度数为 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36581140ebac5d28438ea63b1b23b65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31a14bd2a972f43d7a26a99589ad083.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3daae8ec60b2b1f7577dee687247cebb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 如图,直线
于点
,射线
在
内部,射线
平分
,若
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77e3c1c236141d6118429fade0a9b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/727ad3e630a224303d6d3b8ad5c114ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cae70b8a9d2d2e96dea62c00ced04b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a2db6311e228ed33b6c71d0a5918cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bae250d2e823a79ae6dbaa75823d77b0.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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6 . 一个角的余角比它的补角的一半少
,则这个角的度数为 ________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
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7 .
的补角是它余角的3倍,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 若
,则
的余角的补角度数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15ade2ae43780c6537946a0506c1a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780d8fd6c6c1deeeb45e15f639719e02.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知
与
互余,且
,则
的补角的度数为____________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b69d40b75d582c4b8ffa2369af1d41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54ccc7d2f8af35a252977d6e2af4663.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
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10 . 已知
和
互为余角,且
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b69d40b75d582c4b8ffa2369af1d41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a166225f9ada66c353e21ee2262d42c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d57899ad4774aed9ccc7bd23db72153.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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