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

1
...
6

7

8

9

10

11

12
...
136

NEXT
»
Demonstrations 161  180 of 2708
Three Pyramids That Form a Cube
Proposition 7, Book XII, Euclid's Elements
Space Filling with a Rhombic Dodecahedron of the Second Kind
Exact Trilinear Coordinates
Orthologic Triangles
Escher Solid as a Puzzle
Dividing a Regular Tetrahedron into Four Congruent Pieces
Ellipse Rolling inside a Circle
Ellipse Rolling around Another Ellipse
Goldberg's Tristable Polyhedron
Distorting Jessen's Orthogonal Icosahedron to an Octahedron
SpaceFilling Polyhedra Based on a Truncated Octahedron
The Geometry of the Steiner Tree Problem for up to Five Points
A Relationship between the Cube, Tetrahedron, Octahedron, and Rhombic Dodecahedron
Infinitesimally Flexible Octahedron
Tiling the Octahedron and the Plane with Tiling of a Hexagram
Constructing a Steiner Tree for Five Points
The Four KeplerPoinsot Solids
Ellipse Rolling around a Circle
Kepler's Rhombic Solids
«
PREVIOUS

1
...
6

7

8

9

10

11

12
...
136

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+