## Spherical geometry

en.wikipedia.org/wiki/Spherical_geometry

Spherical geometry is the geometry of the two-dimensional surface of a sphere. It is an example of a geometry that is not Euclidean. Two practical applications of ...

## Spherical Geometry -- from Wolfram MathWorld

mathworld.wolfram.com/SphericalGeometry.html

The angle between two lines in spherical geometry is the angle between the planes of the corresponding great circles, and a spherical triangle is defined by its ...

spherical geometry
NOUN
1.
the branch of geometry that deals with figures on spherical surfaces.
Source: Dictionary.com

## Spherical Geometry

jwilson.coe.uga.edu/EMAT6680Fa11/Frailey/SphericalGeometryEssay.htm

Spherical Geometry. Danielle Frailey. Spherical Geometry in History. At the time when Earth was discovered to be round rather than flat, spherical geometry ...

## Ideas in Geometry/Spherical Geometry - Wikiversity

en.wikiversity.org/wiki/Ideas_in_Geometry/Spherical_Geometry

May 1, 2016 ... It is important to recognize and understand these key concepts to fully expand upon properties of spherical geometry. A point: a point on a ...

## Spherical Geometry -- Math Fun Facts

www.math.hmc.edu/funfacts/ffiles/20001.2.shtml

Remember high school geometry? The sum of the angles of a planar triangle is always 180 degrees or Pi radians. However, triangles on other surfaces can ...

## Spherical Distance -- from Wolfram MathWorld

mathworld.wolfram.com/SphericalDistance.html

Geometry > Distance > ... on a sphere is the distance of the shortest path along the surface of the sphere ... on the unit sphere, the spherical distance is given by  ...

## Great-circle distance

en.wikipedia.org/wiki/Great-circle_distance

The great-circle or orthodromic distance is the shortest distance between two points on the ... In non-Euclidean geometry, straight lines are replaced by geodesics. ... The Earth is nearly spherical...

## Spherical Geometry and Trigonometry - San Jose State University

www.sjsu.edu/faculty/watkins/sphere.htm

Spherical geometry and trigonometry used to be important topics in a technical ... The problem is to determine the great circle distance between two points given ...

Popular Q&A
Q: What is true in spherical geometry.
A: All right angles are still equal. Only one straight line can be drawn between any two nonpolar points. A circle can be drawn with any point at its center. Apex ... Read More »