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# Sphere

### Sphere

A sphere is the set of points which are all within the same distance from a given point in space.

Mathematics

Keywords

sphere, radius, diameter, great circle, plane section, solid of revolution, geometry, mathematics

### Related items #### Surface area of spheres (demonstration)

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This animation demonstrates various groups of solids through examples. #### Grouping of solids 2

This animation demonstrates various groups of solids through examples. #### Grouping of solids 3

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