KnowraGreat circleLinked fromLinked fromThe 22 pages that link to Great circle, each with the reason it gives.All 22Broader topic 10Related 10Compared with 2Spherical geometryRelated: Great circles provide the straightest paths and the sides of spherical triangles.EquatorRelated: The Equator is Earth’s only parallel of latitude that is a great circle.CircumnavigationRelated: Great-circle paths explain why efficient global routes appear curved on flat maps.MeridianRelated: Each meridian forms half of a great circle completed by its opposite meridian.Prime meridianRelated: Meridians are halves of great circles, but the zero assignment is conventional.Stereographic projectionRelated: Great circles through the projection point map to straight lines in the plane.Spherical law of cosinesRelated: Spherical triangle sides are arcs of great circles, measured by their central angles.180th meridianRelated: Like every meridian, the 180th meridian forms half of a great circle with its opposite meridian.Land and water hemispheresRelated: A plane through Earth's center divides the globe into two hemispheres along a great circle.Ley lineRelated: Long alignments across Earth require distinguishing flat-map lines from spherical routes.