EXPLORE
LATEST
ABOUT
AUTHORING AREA
PARTICIPATE
Your browser does not support JavaScript or it may be disabled!
Subscribe to RSS feed
Jay Warendorff
«
PREVIOUS

1

2

3

4

5
...
14

NEXT
»
Demonstrations 21  40 of 271
Concurrency via Midpoints
A Triangle Formed by the Centers of Three Circles
Concurrency Induced by a Cevian
Three Circles Defined by Chords
A Line Associated with an Excircle
Gauss's Line
An Infinite Knight's Tour
Total Areas of Alternating Subtriangles in a 2ngon
Intersection of an Altitude and a Line through the Incenter
Rhombi at the Incenter of a Triangle
Tangents to the Incircle from a Point on the Circumcircle
Quicksort versus Selection Sort
Altitudes and Incircles
A Collinearity Involving an Excircle, the Incircle, and the Circumcircle
Points Symmetric to the Orthocenter with Respect to the Sides of a Triangle
Reflections of a Point in the Midpoints of a Triangle's Sides
Three Circumcenters Concyclic with a Fourth Point
Products Determined by a Point on the Circumcircle
Division of an Angle Bisector by the Incenter
Perpendiculars from a Point on the Line between the Endpoints of the Angle Bisectors
«
PREVIOUS

1

2

3

4

5
...
14

NEXT
»
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+