the branch of geometry that deals with figures on spherical surfaces.
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 ...
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
Spherical Geometry. Danielle Frailey. Spherical Geometry in History. At the time
when Earth was discovered to be round rather than flat, spherical geometry ...
Jan 28, 2000 ... Incidence Relations on a Sphere · Spherical distance and isometries ... In plane
geometry we study points, lines, triangles, polygons, etc.
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 ...
Basic information about spheres. We will start with the basics. A sphere is a set of
points in three dimensional space equidistant from a point called the center of ...
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 ...
May 23, 2012 ... What do straight lines look like in Spherical Geometry - Strange Planes and
Straight Lines - Duration: 10:15. Azucena Overman 2,277 views.