Geometry Tutorial #3 -Circles (Theory)

#IMO​ #Geometry #MathOlympiad​
In this video we discuss the second chapter from EGMO book “Circles”. We learn many ideas including (Similar triangles, Power of Point, Radical Axis, Radical Center, Coaxial Circles, and finally Contact triangle ratios).
00:00 Intro
1:01 Similar Triangles
10:18 Power of Point
25:03 Radical Axis
35:55 Radical Center
51:51 Coaxial Circles
58:43 Contact Triangle Ratios
01:05:13 Summary
Thanks to Arc for desigining the thumbnail.
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