Saturday, December 25, 2010

Happy Holiday Polyhedron #3: Unadorned Stellated Dodecahedron

Some lilies don't need gilding. :)

Net here.

This one's tricky: it's got 60 faces!

And it goes both concave and convex. But it's perfect for the Christmas tree: its profiles show off both a pentacle:

... and a Star of David:

Merry Christmas to one and all!


mish said...

I really like these, I think I'm going to try one myself. Hope you had a great Xmas.

Jabir said...

I thought dodecahedons only have 12 faces.

Ng Yi-Sheng said...

@ Jabir: it's called a stellated dodecahedron because it's based on a regular dodecahedron. But it does have all these faces... not sure if they technically count as faces though.