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Spherical Geometry
Motivation and knowledge
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Circular Geometry
Calculation Notes
The Earth as a sphere
Latitude and Longitude
Distances along meridians
Distances between places with the same longitude
Distance between places on the Equator
Distances between places with the same latitude
Great circle distance between places with the same latitude
Time zones and travel times
Using Pythagoras' theorem in spheres
Extension Activity
Distance between any two places on the earth's surface
The calculation
Comparing great circle distance with small circle distance
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Spherical Geometry
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Motivation and knowledge
Spherical Geometry
Motivation and knowledge
Content - Circular Geometry
Content - Calculation Notes
Content - The Earth as a sphere
Content - Latitude and Longitude
Content - Distances along meridians
Content - Distances between places with the same longitude
Content - Distance between places on the Equator
Content - Distances between places with the same latitude
Content - Great circle distance between places with the same latitude
Content - Time zones and travel times
Content - Using Pythagoras' theorem in spheres
Extension Activity - Distance between any two places on the earth's surface
Extension Activity - The calculation
Extension Activity - Comparing great circle distance with small circle distance
