Three Points Determine a Circle

Author:: 5P=1CS

Topic:: Circle, Triangles

Three points determine a circle. This shows how to construct the center of the circle. Move the points A, B, C and make different circles. http://en.wikipedia.org/wiki/Circumscribed_circle http://en.wikipedia.org/wiki/File:Circumcentre.svg http://en.wikipedia.org/wiki/File:Triangle_circumcenter_alternate_construction.png Again, http://en.wikipedia.org/wiki/Circumscribed_circle http://en.wikipedia.org/wiki/File:Circumcentre.svg http://en.wikipedia.org/wiki/File:Triangle_circumcenter_alternate_construction.png These links are useful.

Construct circle through given three points with compass and straightedge constructions. http://en.wikipedia.org/wiki/Circumscribed_circle http://en.wikipedia.org/wiki/File:Circumcentre.svg http://en.wikipedia.org/wiki/File:Triangle_circumcenter_alternate_construction.png Yes, http://en.wikipedia.org/wiki/Circumscribed_circle http://en.wikipedia.org/wiki/File:Circumcentre.svg http://en.wikipedia.org/wiki/File:Triangle_circumcenter_alternate_construction.png

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