Sphere Geometry: Properties and Projections

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Explores the properties and sections of a sphere, including symmetry, tangent planes, and circle projections.

Explores affinity in geometry, segment construction, ellipses, and circle projections.

Explores true angle magnitude, reflections, isometries, and symmetries in modern geometry, with practical CAD applications.

Covers the missing projection of points on a sphere using principal planes.

Explores ellipse construction using the Dandelin theorem and properties of conics in space.

Explores the definitions, properties, and symmetry of spheres, including tangent planes and section circles.

Covers the definitions and properties of a sphere, including its projections and apparent contours.

Explores conformal maps, hyperbolic geometry, and isometric properties of disks.

Explores the classification and practical applications of symmetries in 3D space, emphasizing user-driven determination of object symmetries.

Explores geometric transformations, invariant properties, and mean relationships in modern geometry.