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Math
Advanced Topics
Advanced Geometry
Advanced Plane Geometry
Advanced Triangle Centers
Olympiad Triangle Geometry
Arc Midpoint and Euler Line Configurations
Incenter Is Orthocenter of the Triangle of Arc Midpoints
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We will prove the following theorem: Given △ABC\triangle ABC△ABC, construct the arc midpoint DDD, EEE, FFF of BCBCBC, ACACAC, BCBCBC, respectively. Then the incenter △ABC\triang…
By Tae Hyung Kim
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