Two Column Proofs With Circles - Geometry
Video
Maths
Year 9 - Year 13

T
The Organic Chemistry Tutor
Maths Resource Description
This geometry video tutorial covers two column proofs with circles or you can call it circle proofs. It covers two basic examples. Theorems covered in this video are definition of perpendicular lines, right angle congruency, reflexive property, HL postulate, CPCTC, definition of segment bisectors, congruent arcs, & more.
Circles - Area, Circumference, Radius:
https://www.youtube.com/watch?v=D4nGkWOPb6M
Circles - Chords, Radius, & Diameter:
https://www.youtube.com/watch?v=Bczg2VIDfhE
Lines, Rays, Line Segments, & Angles:
https://www.youtube.com/watch?v=oeO8f0taQDA
2 Column Proofs - Cong. Segments:
https://www.youtube.com/watch?v=cboityRIf4Q
Triangle Congruence - SSS, SAS, ASA:
https://www.youtube.com/watch?v=jWHOF6cFbpw
Central Angles and Circle Arcs:
https://www.youtube.com/watch?v=PUNHdOl-E_w
___________________________________
Tangent Lines and Secant Lines:
https://www.youtube.com/watch?v=XWqP9T7-HXM
Circles - Central and Inscribed Angles:
https://www.youtube.com/watch?v=nd46bA9DKE0
Tangent Tangent Angle Theorems:
https://www.youtube.com/watch?v=c3NOVIRyuVw
Inscribed and Circumscribed Polygons:
https://www.youtube.com/watch?v=lvS4dNlqQAc
Power Theorems - Chords, Secants, & Tangents:
https://www.youtube.com/watch?v=KFV70dj5OMw
Circle Theorems:
https://www.youtube.com/watch?v=GppOSNTi5OA
_________________________________
Circles Review - Geometry:
https://www.youtube.com/watch?v=tJSjTiJeO94
Incenter, Circumcenter, and Orthocenter:
https://www.youtube.com/watch?v=EZ4rHobpDOA
Distance Between Point and Line in 2D & 3D:
https://www.youtube.com/watch?v=5BDrdI3rdQY
Area of a Triangle With Vertices:
https://www.youtube.com/watch?v=70zQzMPNIKQ
________________________________
Coordinate Geometry:
https://www.youtube.com/watch?v=PXnAKcBipKM
Geometry Review - Study Guide:
https://www.youtube.com/watch?v=KtZai86htng
Geometry Final Exam Review:
https://www.youtube.com/watch?v=puxjcvBL2IE
Final Exams and Video Playlists:
https://www.video-tutor.net/
Full-Length Videos and Worksheets:
https://www.patreon.com/MathScienceTutor/collections
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