Geometry
Explore plane geometry; coordinates and transformations; space and geometry beyond euclid. Concepts and connections are available independently of video coverage.
FOLLOW AN IDEA
Circle geometry
Chord, tangent and inscribed-angle relations connect angles and distances in a circle.
Explore concept graph · Explore connected videos
Different ways to understand it
No reviewed video yet. Explore the concept in a map or suggest a resource. Suggest a video
More concepts to explore
Area and volume
Area measures planar regions and volume measures spatial regions in corresponding squared or cubed units.
Pythagorean theorem
In a right triangle, squared leg lengths sum to the squared hypotenuse length.
Angles
An angle measures rotation between rays sharing an endpoint.
Conic sections
Ellipses, parabolas and hyperbolas arise from planar sections of a cone.
Coordinate geometry
Coordinates translate geometric conditions into equations and algebraic calculations.
Knowledge connections
- Pythagorean theorem · Related · Map context
- Area and volume · Related · Map context