题目列表(包括答案和解析)
| OA |
| OB |
| AB |
| OC |
| OA |
| OB |
| OA |
| OB |
| 2π |
| 3 |
| AB |
| OC |
| OA |
| OB |
. |
| R- |
| OA |
| OB |
| AB |
| OC |
| OA |
| OB |
| a |
| b |
| a |
| b |
| a |
| b |
| 7 |
| π |
| 3 |
| OP |
| OA |
| ||
| sinC |
| ||
| sinB |
|
| 1 |
| 4 |
| 1 |
| 4 |
| OA |
| OB |
| AB |
| OC |
| OA |
| OB |
4
| ||
| 3 |
4
| ||
| 3 |
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