如图,AD是
的中线,E是AD上一点,且AE:ED=1:2,BE的延长线交AC于F,则AF:FC=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34ff9d4fdd0d176042505b7aac016852.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/21/41a848f4-fdb9-4d48-a2ed-2f986e50c1d1.png?resizew=153)
A.1:2 | B.1:3 | C.1:4 | D.1:5 |
更新时间:2020-07-22 00:06:18
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【推荐1】如图,在平行四边形
中,
是线段
延长线上的一个点,连接
,交
于点
,连接
交
于点
,下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/9/1daf424d-9896-467b-9040-f454892e68fc.png?resizew=180)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,点D、E分别在△ABC的边AB、AC上,若AD:BD=2:1,点G在DE上,DG:GE=1:2,连接BG并延长交AC于点F,则AF:EF等于( )
![](https://img.xkw.com/dksih/QBM/2020/3/24/2426279150239744/2427421589790720/STEM/c75d042e48894efba05b20b950579794.png?resizew=153)
![](https://img.xkw.com/dksih/QBM/2020/3/24/2426279150239744/2427421589790720/STEM/c75d042e48894efba05b20b950579794.png?resizew=153)
A.1:1 | B.4:3 | C.3:2 | D.2:3 |
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【推荐1】如图,AD是△ABC的边BC上的中线,点E是AD的中点,连接BE并延长交AC于点F,则AF:FC=( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/11/9fa48884-6550-4e6f-95b6-dc26de56b696.png?resizew=183)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/11/9fa48884-6550-4e6f-95b6-dc26de56b696.png?resizew=183)
A.1:2 | B.1:3 | C.1:4 | D.2:5 |
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【推荐2】如图,为一幅重叠放置的三角板,其中∠ABC=∠EDF=90°,BC与DF共线,将△DEF沿CB方向平移,当EF经过AC的中点O时,直线EF交AB于点G,若BC=3,则此时OG的长度为( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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