Geometry
Explore plane geometry; coordinates and transformations; space and geometry beyond euclid. Concepts and connections are available independently of video coverage.
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Rigid motions
Translations, rotations and reflections preserve Euclidean distances.
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Conic sections
Ellipses, parabolas and hyperbolas arise from planar sections of a cone.
Coordinate geometry
Coordinates translate geometric conditions into equations and algebraic calculations.
Angles
An angle measures rotation between rays sharing an endpoint.
Area and volume
Area measures planar regions and volume measures spatial regions in corresponding squared or cubed units.
Circle geometry
Chord, tangent and inscribed-angle relations connect angles and distances in a circle.
Knowledge connections
- Conic sections · Related · Map context
- Coordinate geometry · Related · Map context