## Archive for September, 2008

### Cosmic Rectangle

September 10, 2008

I am delighted that a fellow maths educator is about to run a course on Maths and Art for gifted and talented year 9’s and even more delighted that a session will be devoted to the golden rectangle. It is an excuse for me to make my first origami maths video.

which is show an origami method of making a rectangle with the ratio $1:\frac{\sqrt{5}-1}{2}$