Wallace-Simson Lines of Antipodal Points

Take any point P on the circumcircle and its antipodal point. Their Simson lines intersect at right angles on the nine-point circle.

 

Steve Phelps

 
Resource Type
Activity
Tags
triangle 
Target Group (Age)
14 – 18
Language
English
 
 
GeoGebra version
5.0
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3683
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