Drexel dragonThe Math ForumDonate to the Math Forum

The Math Forum Internet Mathematics Library

The Euler Line and the 9-point Circle

_____________________________________
Library Home || Full Table of Contents || Suggest a Link || Library Help
_____________________________________

Visit this site: http://www.cut-the-knot.org/triangle/EulerLine.shtml
Author:Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
Description: A geometric explanation of the Euler Line - how complex numbers give us a broader outlook on the geometric configuration - and the 9-point circle of a triangle ABC, which passes through the feet of the three altitudes, the midside points of ABC, and the midpoints of segments that join the orthocenter with the vertices of the triangle.
Levels: High School (9-12), College
Languages: English
Resource Types: Web Interactive/Java
Math Topics: Conic Sections and Circles, Triangles and Other Polygons

[Privacy Policy] [Terms of Use]

_____________________________________
Home || The Math Library || Quick Reference || Search || Help
_____________________________________

© 1994- Drexel University. All rights reserved.
http://mathforum.org/
 The Math Forum is a research and educational enterprise of the Goodwin College of Professional Studies.The Math Forum is a research and educational enterprise of the Drexel University School of Education.