To make this polyhedron, I started with a great dodecahedron, and then augmented each of its facelets with a prism, using a program called Stella 4d. You can try this program for free at this website.
An Augmented Great Dodecahedron
2
Author Archives: RobertLovesPi
A Tessellation Featuring Regular Hexagons and Two Types of Rhombi
This tessellation is made of blue regular hexagons, as well as rhombi containing 40 and 140 degree angles (red), and rhombi containing 80 and 100 degree angles (yellow).
36 Rhombi in an Octadecagon
Image
Many Stars (Two Versions)
Below is the same starry pattern, but with a different coloring-scheme.
Which one do you like better?
An Announcement, Regarding Alcohol
On the advice of my doctors, I will no longer be drinking ethanol. I will, however, still be using it in hand sanitizer.
(The image is from Wikipedia’s “Ethanol” article.)
A Pentadecagon and Its Diagonals
Image
Tessellation of Rhombi and Regular Pentagons
Image
Dodecagonal Color Wheel with 30-60-90 Triangles
Image
A Great Rhombicosidodecahedron, Excavated by Twelve Pentagonal Rotundas
I made this using Stella 4d, which you can try for free right here.
A Great Rhombicosidodecahedron, Augmented with Twelve Pentagonal Rotundas
I made this using Stella 4d, which yo can try for free at http://www.software3d.com/Stella.php.
