1 . 设
是三个点,
是过点
的直线,
是一个平面.将下列命题改写成语言叙述,判断它们是否正确,并说明理由.
(1)当
,
时,直线
;
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb0b6de90bb936cdb09629123100145d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a73c8e10458087b6f7c2f9af7c174d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9934483d3f6ceb7fd9f6ea8a2747940.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59690d06f1cfd42c58c7aeb0826df696.png)
您最近一年使用:0次
2023-10-09更新
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89次组卷
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4卷引用:3.2 刻画空间点、线、面位置关系的公理