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Circles through the Orthocenter
The three circles through two vertices of a triangle and its orthocenter (the intersection of the triangle's altitudes) have the same radius as the circumcircle.
Contributed by:
Jay Warendorff
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RELATED LINKS
Circumcircle
(
Wolfram
MathWorld
)
Orthocenter
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Circles through the Orthocenter
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/CirclesThroughTheOrthocenter/
Contributed by:
Jay Warendorff
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Related Topics
Plane Geometry
Triangles
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