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

1
...
12

13

14

15

16

17

18
...
23

NEXT
»
Demonstrations 281  300 of 450
Tangents to the Circumcircle at the Vertices
The Orthocentroidal Circle
Pairwise Tangent Circles Centered at the Vertices of a Triangle
The Area of the Pedal Triangle of the Centroid
The Square of a Median in Terms of the Triangle's Sides
Bisection of Segments by the Sides of a Triangle
The Sum of the Squares of the Distances from the Vertices to the Orthocenter
The Orthocenter of the Medial Triangle
Four Collinear Points Related to the Altitudes
Lester's Theorem
The Circumcircle of the Orthocenter and Two Vertices and a Parallelogram
Equilateral Triangle to Square
The Area of the Excentral Triangle
The Product of the Distances of the Incenter to the Vertices
The Second Lemoine Circle
Feuerbach's Theorem
The Center and Radius of the NinePoint Circle
The Distance to the Orthocenter
Similar Triangles Determined by Miquel Circles and the Circumcircle
Parabolic Envelope from Congruent Triangles
«
PREVIOUS

1
...
12

13

14

15

16

17

18
...
23

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+