On a Direct Mercator chart, meridians are:
Domanda 101, General Navigation - ATPL - Airline Transport Pilot license
| Parallel, equally spaced, vertical straight lines |
| Inclined, unequally spaced, curved lines that meet at the nearer pole |
| Parallel, unequally spaced, vertical straight lines |
| Inclined, equally spaced, straight lines that meet at the nearer pole |
