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Approximately how far apart are the parallels of latitude 48°N and 49°N, measured along a meridian?
Answer
60 NM
Explanation
The separation of one degree of latitude is approximately **60 NM**, irrespective of longitude. The 111 km option is a rough metric equivalent, not the answer in nautical miles. **Key takeaway:** Use 60 NM per degree of latitude for basic planning. **Glossary:** **Meridian**: a line joining the geographic poles.
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