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Geometry Interactive Illustration: Blanchet Theorem. Triangle, Altitude, Cevian, Angle Bisector.

In a triangle ABC, where BD is the altitude to AC and P is any point on BD, AP meets BC at E, and CP meets AB at F. Prove that BD is the bisector of angle EDF.
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Blanchet Theorem. Triangle, ALtitude, Cevian, Angle Bisector

 

See Also:

Adobe Flash and Dynamic Geometry

Geometry Flash Animation.

GeoGebra Constructions Index

GeoGebra Constructions Index
HTML5 Animation for Tablets (iPad, Nexus..)

iPad Apps: Apollonius Geometry Software

iPad Apps: Apollonius, Interactive Geometry Software IGS Index.
Theorems and Problems with Apollonius for iPad.

Nine-Point Center, Nine-Point Circle, Euler Line, HTML5 Animation for iPad.
Circumcenter, Centroid, Orthocenter.

Home | Geometry | Dynamic Geometry | Adobe Flash | Email | Post a comment | by Antonio Gutierrez
Jul 27, 2014