Tag Archives: geometry

Hexadecagon with Diagonals

Image

Reply

Hexadecagon with Diagonals

Cats in a Rotating Dodecahedron

Image

Reply

Cats in a Rotating Dodecahedron

I made this using “Stella 4d” — software you can download and try, for free, at http://www.software3d.com/stella.php

Pentagonal Mandala

Image

Reply

Pentagonal Mandala

Euclidean Construction of the Regular Pentagon

Posted on by
Reply

It’s not the same one you can easily find in textbooks.

Image

 

[Later edit] For a step-by-step explanation of this construction, see this post: https://robertlovespi.wordpress.com/2014/08/10/a-euclidean-construction-of-a-regular-pentagon-with-a-given-edge-length/.

Circling the Square

Image

Reply

circling the square

Snowflake Mandala

Image

Reply

Snowflake Mandala

Dodecagon with Diagonals

Image

3

dodecagon

Euclidean Construction of the Regular Triacontagon

Image

Reply

Euclidean Construction of the Regular Triacontagon

Another Construction of the Golden Rectangle

Posted on by
Reply

As if one were needed:

Image

Mandala for the Number 8

Image

Reply

Mandala for the Number 8