| A | 100 |
| B | 110 |
| C | 120 |
| D | 130 |
| A | 45° |
| B | 60° |
| C | 75° |
| D | 80° |
| A | 120 |
| B | 110 |
| C | 105 |
| D | 100 |
| A | 120 |
| B | 130 |
| C | 135 |
| D | 140 |
| A | 南偏西103°48′ |
| B | 北偏西103°48′ |
| C | 西偏北103°48′ |
| D | 北偏西13°48′ |