如图,在
中,
,
平分
交
于点
,线段
的垂直平分线交
于点
,交
的延长线于
,连接
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/2022/1/13/2893700218339328/2933773695885312/STEM/f798afea-0bf0-477e-af48-8d6af58cbec1.png?resizew=159)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640e9e7c56e8eeda044fb55396088816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db0641078052bf1af17b4c5a01b9ccc.png)
![](https://img.xkw.com/dksih/QBM/2022/1/13/2893700218339328/2933773695885312/STEM/f798afea-0bf0-477e-af48-8d6af58cbec1.png?resizew=159)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2022-03-11 09:20:46
|
相似题推荐
单选题
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适中
(0.65)
【推荐1】如图,在
中,
,
平分
交
于点D,
于点E,如果
,
,则
的长是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/27/21b16fd2-83a8-423c-849c-6f2575908ef3.png?resizew=131)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d15a97b5d72102776e1cc9e14b40b8b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dbe0e9208890f809c8d3b11198febd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9dba966f7dd83c97ebd0f1ebbf62458.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/27/21b16fd2-83a8-423c-849c-6f2575908ef3.png?resizew=131)
A.2 | B.9 | C.18 | D.27 |
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【推荐2】如图,在
中,
,观察图中尺规作图的痕迹,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/938e1492a6d631bf47d0c96bdebbe89b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1384d0a02d097ac7aa8a19e8da6f9767.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,C是线段
上一点,且
和
都是等边三角形,
相交于点O,
,
于M,N,连接
,则下列所给的结论中:①
;②
;③
;④
;其中结论正确的个数是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/16/9bb79dfd-328c-44db-b0c4-d48242875520.png?resizew=196)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa1a2af7e38d33634c462300df381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e6363330b33ca9feda927e6ffd3088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73cbd27d06065f2ddd5cf5ccbe5bef48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31307b00524e461b0ad8dfbcdf24bacf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ff5c21185c13eae675906dabd3593c7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/16/9bb79dfd-328c-44db-b0c4-d48242875520.png?resizew=196)
A.1 | B.2 | C.3 | D.4 |
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【推荐2】如图,在
中,
平分
,点E在
的延长线上,过点E作
于点F.若
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1a1fd2fc33e89f357cef772ff6cd0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/840141ca0b48ca579a0f92acd1f3a1a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a2db6311e228ed33b6c71d0a5918cf.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,在△ABC中,∠C=90°,点D是线段AB的垂直平分线与BC的交点,连接AD.若CD=2,BD=4,则AC的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/6/98f346b9-bc03-4b4c-a415-e12f1cbdecf6.png?resizew=179)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/6/98f346b9-bc03-4b4c-a415-e12f1cbdecf6.png?resizew=179)
A.4 | B.3 |
C.2![]() | D.![]() |
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【推荐2】下列命题中,其逆命题成立的是( )
A.线段垂直平分线上的点到这条线段两个端点的距离相等 |
B.全等三角形的对应角相等 |
C.如果两个实数都是正数,那么它们的积是正数 |
D.如果两个实数相等,那么它们的平方相等 |
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【推荐1】已知等腰三角形一腰的垂直平分线与另一腰所在的直线的夹角为
,则此等腰三角形的顶角是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36581140ebac5d28438ea63b1b23b65.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
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【推荐2】在△ABC中,AB=AC=5,BC=6,若点P在边AC上移动,则BP的最小值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/9/54e860af-627f-4306-9b7f-1c554f633686.png?resizew=132)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/9/54e860af-627f-4306-9b7f-1c554f633686.png?resizew=132)
A.5 | B.6 | C.4 | D.4.8 |
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