Circle Theorem 11

Any 3 non-collinear points lie on a unique circle. Its centre is the intersection of any two perpendicular bisectors of the intervals joining the points.

 

Doug Vass —

 
Resource Type
Activity
Tags
circle  geometry  theorem 
Target Group (Age)
15 – 18
Language
English (United Kingdom)
 
 
GeoGebra version
4.2
Views
1616
Contact author of resource
 
 
© 2026 International GeoGebra Institute