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Geometry
Home
Khan Academy
Open Up Beta
Topic 1A - Foundations
Topic 1B - Parallel Lines
Topic 1C - Proofs
Topic 2A - Transformations
Topic 2B - Triangle Congruence
Topic 2C - Special Segments in Triangles
Topic 3A - Triangle Similarity
Topic 3B - Right Triangle Trigonometry
Topic 4A - Quads and Polygons
Topic 4B - Circles
Topic 4C - 2/3D Models
Geometry
Home
Khan Academy
Open Up Beta
Topic 1A - Foundations
Topic 1B - Parallel Lines
Topic 1C - Proofs
Topic 2A - Transformations
Topic 2B - Triangle Congruence
Topic 2C - Special Segments in Triangles
Topic 3A - Triangle Similarity
Topic 3B - Right Triangle Trigonometry
Topic 4A - Quads and Polygons
Topic 4B - Circles
Topic 4C - 2/3D Models
More
Home
Khan Academy
Open Up Beta
Topic 1A - Foundations
Topic 1B - Parallel Lines
Topic 1C - Proofs
Topic 2A - Transformations
Topic 2B - Triangle Congruence
Topic 2C - Special Segments in Triangles
Topic 3A - Triangle Similarity
Topic 3B - Right Triangle Trigonometry
Topic 4A - Quads and Polygons
Topic 4B - Circles
Topic 4C - 2/3D Models
4B - Circles
In class activities
Gizmo activities
Circles
Inscribed Angles
Chords and Arcs
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