I don't know how common this little construction is, I remember learning about it when studying geometry.

It may be worth noticing the side lengths of the triangles involved... 3,5,8,13 - Fibonacci numbers.

Views: 32


Replies to This Discussion

The reason this occurs is that the angle of the hypotenuse of the dark blue triangle is different from that of the yellow one.

in other words it is not because of Fibonacci numbers


Discussion Forum

Serious discussions of mathematics

Started by Charles Daney. Last reply by Joe Morgan Dec 9, 2012. 3 Replies

Fun teaser

Started by DWatts. Last reply by onyango makagutu Oct 24, 2012. 9 Replies

Basic Geometry

Started by Michel-san. Last reply by Joe Morgan Dec 9, 2012. 2 Replies


Started by Michel-san. Last reply by Graham E. Lau Feb 10, 2010. 3 Replies


Blog Posts

A Brutal Attack in Pakistan

Posted by Noon Alif on October 25, 2016 at 3:30pm 0 Comments

Sagittarius - the archer

Posted by Brad Snowder on October 22, 2016 at 4:10pm 2 Comments

Services we love!

© 2016   Created by umar.   Powered by

Badges  |  Report an Issue  |  Terms of Service