如图,
,面积相等的三角形有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a11029ca6b4b9e7f777af0280cf163c.png)
A.1对 | B.2对 | C.3对 | D.4对 |
更新时间:2024-05-10 16:26:03
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【推荐1】如图,
,P,Q为直线
上的任意两点,
和
的面积关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6cc9f041724e7fa6b08c717de02fc9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e8c7968d57d2a20065a7cb15c9b4eb.png)
A.![]() | B.![]() | C.![]() | D.无法确定 |
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【推荐2】下列说法正确的说法是( )
A.过一点有且只有一条直线与已知直线平行 |
B.两条平行线的所有公垂线段都相等 |
C.从直线外一点到已知直线的垂线段,叫作点到直线的距离 |
D.若两个角的两条边分别平行,那么这两个角相等 |
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【推荐1】如图,
是
的角平分线,
于点E,
于点F,
,
,
,则
的长是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761a77e11e1e45c2a8b2d34d22cf8e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a3d30fc9f39a7381c5c395987e4681c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377b5f7197e5bd1afeea4d931307956a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
A.6 | B.5 | C.4 | D.3 |
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【推荐2】如图,AD是△ABC中∠BAC的平分线,
,垂足为点E,
,
,
,则AC的长是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/20/a70fcdad-70d4-49a4-8aad-af0170ed7df2.png?resizew=171)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c74790a3e99cbc484dd4e92f2aa056f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d4a9a19dbd70b529b70fdddc67fd7df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811dbb6b749fa2eab762d929ba999d18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b82fa8f506f8099ca06c36c706db479.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/20/a70fcdad-70d4-49a4-8aad-af0170ed7df2.png?resizew=171)
A.2 | B.3 | C.4 | D.5 |
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