如图,在正方形
中,点
的坐标是
,点
分别在边
上,
,若
平分
.则
点的横坐标是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/20/b85331b2-5a5d-40db-b1a7-7fb2ab5fed73.png?resizew=202)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bba3cddd548783191ef999967fd02cd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf9b288c48c73463a2f214f02b6952a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1225975b2f6869ca97903e7865b8aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bbc45092469b977eade95b843233392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f90c780dac29ff8b7df5881d3b33abab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adcae9d00980803e5955228d1e217abe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/20/b85331b2-5a5d-40db-b1a7-7fb2ab5fed73.png?resizew=202)
A.2 | B.3 | C.![]() | D.![]() |
23-24九年级上·四川广元·期末 查看更多[3]
四川省广元市朝天区2023-2024学年九年级上学期期末考试数学试题(已下线)专题18.33 平行四边形(直通中考)(培优练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(人教版)(已下线)专题18.38 平行四边形题型分类专题(坐标问题)(分层练习)-2023-2024学年八年级数学下册基础知识专项突破讲与练(人教版)
更新时间:2024-02-18 13:37:57
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【推荐1】如图,半径为1的
经过平面直角坐标系的原点O,与x轴交于点A,点A的坐标为
,点B是直角坐标系平面内一动点,且
,则BM的最大值为( )
![](https://img.xkw.com/dksih/QBM/2022/5/27/2988485222195200/2991434395475968/STEM/d0b1c1e9-c313-4889-aa6c-137f0dbbe24c.png?resizew=202)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】在平面直角坐标系中,点O为坐标原点,A(
,0)、B(
,0)、C(0,5),点D在直角坐标系中,且∠ADB=60°,则线段CD的长的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbd3e8cf8325999cde03adf845d3dd0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知:如图,AB是⊙O的直径,点P在BA的延长线上,弦CD交AB于E,连接OD、PC、BC,∠AOD=2∠ABC,∠P=∠D,过E作弦GF⊥BC交圆与G、F两点,连接CF、BG.则下列结论:①CD⊥AB;②PC是⊙O的切线;③OD∥GF;④弦CF的弦心距等于
BG.则其中正确的是( )
![](https://img.xkw.com/dksih/QBM/2019/3/1/2151038054285312/2151343439011840/STEM/223aa2ace77e4a7486684c05190b07f2.png?resizew=180)
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A.①②④ | B.③④ | C.①②③ | D.①②③④ |
您最近一年使用:0次
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【推荐2】如图,在等边
中,
于D,延长
到E,使
,F是
的中点,连接
并延长
交
于G,
的垂直平分线分别交
,
于点M,点N,连接
,
,下列结论:①
;②
;③
;④
;⑤
,其中正确的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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A.2个 | B.3个 | C.4个 | D.5个 |
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【推荐1】如图,P是
平分线上一点,OP=10,
,在绕点P旋转的过程中始终保持
不变,其两边和OA,OB分别相交于M,N,下列结论:①
是等边三角形;②MN的值不变;③OM+ON=10;④四边形PMON面积不变.其中正确结论的个数为( )
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【推荐2】如图,
中,
,
的平分线
与边
的垂直平分线
相交于
,
交
的延长线于
,
于
,下列结论:①
;②
;③
平分
;④
;正确的是( )
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【推荐1】如图,在正方形ABCD中,AB=9,点E在CD边上,且DE=2CE,点P是对角线AC上的一个动点,则PE+PD的最小值是( )
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【推荐2】如图,正方形ABCD的边长是4,点E是AD边上一动点,连接BE,过点A作AF⊥BE于点F,点P是AD边上另一动点,则PC+PF的最小值为( )
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