Circle Theorems

This geometry video tutorial provides a basic introduction into circle theorems. It contains plenty of examples and practice problems.

Circles - Area, Circumference, Radius:
   • Circles - Area, Circumference, Radius...  

Circles - Chords, Radius, & Diameter:
   • Circles - Chords, Radius & Diameter -...  

Lines, Rays, Line Segments, & Angles:
   • Lines, Rays, Line Segments, Points, A...  

2 Column Proofs - Cong. Segments:
   • Two Column Proofs of Congruent Segmen...  

Triangle Congruence - SSS, SAS, ASA:
   • Triangle Congruence Theorems, Two Col...  

Central Angles and Circle Arcs:
   • Central Angles, Circle Arcs, Angle Me...  

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Tangent Lines and Secant Lines:
   • Tangent Lines & Secant Lines of Circl...  

Circles - Central and Inscribed Angles:
   • Circles, Angle Measures, Arcs, Centra...  

Tangent Tangent Angle Theorems:
   • Tangent Tangent Angle Theorems - Circ...  

Inscribed and Circumscribed Polygons:
   • Inscribed Polygons and Circumscribed ...  

Power Theorems - Chords, Secants, & Tangents:
   • Power Theorems - Chords, Secants & Ta...  

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Two Column Proofs With Circles:
   • Two Column Proofs With Circles - Geom...  

Circles Review - Geometry:
   • Circles - Geometry  

Incenter, Circumcenter, and Orthocenter:
   • Incenter, Circumcenter, Orthocenter &...  

Distance Between Point and Line in 2D & 3D:
   • Distance Between a Point and a Line I...  

Area of a Triangle With Vertices:
   • Area of a Triangle With Vertices - Ge...  

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Coordinate Geometry:
   • Coordinate Geometry, Basic Introducti...  

Geometry Review - Study Guide:
   • Geometry Introduction - Basic Overvie...  

Geometry Final Exam Review:
   • Geometry Final Exam Review - Study Guide  

Final Exams and Video Playlists:
https://www.video-tutor.net/

Full-Length Videos and Worksheets:
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