9711
EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Nine-Point Circle
The nine-point circle associated with a given triangle passes through the perpendicular feet (green), the midpoints of the sides (black), and the midpoints (red) of the segments connecting the vertices with the orthocenter H.
Contributed by:
Chris Boucher
THINGS TO TRY
Drag Locators
SNAPSHOTS
RELATED LINKS
Nine-Point Circle
(
Wolfram
MathWorld
)
PERMANENT CITATION
Chris Boucher
"
Nine-Point Circle
"
http://demonstrations.wolfram.com/NinePointCircle/
Wolfram Demonstrations Project
Published: June 5, 2007
Share:
Embed Interactive Demonstration
New!
Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site.
More details »
Download Demonstration as CDF »
Download Author Code »
(preview »)
Files require
Wolfram
CDF Player
or
Mathematica
.
Related Demonstrations
More by Author
Nine-Point Circle in the Complex Plane
Bob Rimmer
Fermat Point
Chris Boucher
The Center and Radius of the Nine-Point Circle
Jay Warendorff
A Triangle Formed by the Centers of Three Nine-Point Circles
Jay Warendorff
A Collinearity between the Nine-Point Center, the Foot of an Altitude, and a Midpoint
Jay Warendorff
Adams' Circle and the Gergonne Point
Jay Warendorff
Kenmotu Circle
Claude Fabre
The Conway Circle
Claude Fabre
The Second Lemoine Circle
Jay Warendorff
The Fuhrmann Circle
Jay Warendorff
Related Topics
Plane Geometry
Triangles
High School Geometry
High School Mathematics
Browse all topics
Note: To run this Demonstration you need Mathematica 7+ or the free Mathematica Player 7EX
Download or upgrade to
Mathematica Player 7EX
I already have
Mathematica Player
or
Mathematica 7+