| CD |
| CH |
| 1 |
| |HP| |
| 1 |
| |PQ| |
| 1 |
| |QH| |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| x2 |
| 9 |
| y2 |
| 8 |
| 2 |
| PH |
| 2 |
| QH |
| 2 |
| 1 |
| |HP| |
| 1 |
| |PQ| |
| 1 |
| |QH| |
| AM |
| AH |
| 2 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| AC |
| BH |
| 8 |
| 9 |
| 8 |
| 9 |
|
| x2 |
| 9 |
| y2 |
| 8 |
| 2 |
| PH |
| 2 |
| QH |
| 2 |
| 1 | ||
|
|
| 1 | ||
|
|
| 1 |
| 3+cosα |
| 1 |
| 3-cosα |
| 6 |
| 9-cos2α |
| 6 |
| 8 |
| 3 |
| 4 |
| 2 |
| |PQ| |
| 1 |
| |HP| |
| 1 |
| |PQ| |
| 1 |
| |QH| |
| AM |
| AH |
| 2 |
| 2 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
8
| ||
| cosα+1 |
4
| ||
| cosα-1 |
|
|
科目:高中数学 来源: 题型:
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科目:高中数学 来源: 题型:
| AB |
| AC |
| AP |
| S平行四边形ANPM |
| S△ABC |
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