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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 ...

Sphere - Math is Fun

www.mathsisfun.com/geometry/sphere.html

Sphere. Go to Surface Area or Volume. Sphere Facts. Notice these interesting things: Sphere Radius. It is perfectly symmetrical; All points on the surface are the

The Geometry of the Sphere - Rice University

math.rice.edu/~pcmi/sphere/

Jan 28, 2000 ... This material was the text for part of the Advanced Mathematics course in the High School Teachers Program at the IAS/Park City Mathematics ...

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

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 ...

Volume of a sphere | Geometry | Khan Academy

www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-volume/v/volume-of-a-sphere

The formula for the volume of a sphere is V = 4/3 πr³. See it used in an example where we are given the diameter of the sphere.

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 ...

Sphere: Definition & Formulas - Video & Lesson Transcript | Study.com

study.com/academy/lesson/sphere-definition-formulas-quiz.html

This lesson will give a mathematical definition of a sphere, discuss the formulas... ... 27 - Analytic Geometry & Conic Sections in Trigonometry:... Go to Analytic ...

The Sphere | Solid Geometry Review - MATHalino.com

www.mathalino.com/reviewer/solid-mensuration-solid-geometry/sphere

Every section in the sphere made by a cutting plane is a circle. If the cutting plane passes through the center of the sphere, the section made is a great circle; ...

The Geometry Junkyard: Circles and Spheres

www.ics.uci.edu/~eppstein/junkyard/sphere.html

The Atomium, structure formed for Expo 1958 in the form of nine spheres, ... The geometry center has information in several places on this problem, the best ...

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The Geometry of the Sphere 1.

math.rice.edu

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 ...

Circle, Cylinder, Sphere - Paul Bourke

paulbourke.net

A great circle is the intersection a plane and a sphere where the plane also ..... There are a number of 3D geometric construction techniques that require a ...

Sphere -- from Wolfram MathWorld

mathworld.wolfram.com

Twice the radius is called the diameter, and pairs of points on the sphere on opposite .... Coolidge, J. L. A Treatise on the Geometry of the Circle and Sphere.