Attribution-Share Alike 4.0 truetrue English Pythagorean tiling based on a dimension ratio of 1:2, and a few patterns constructed each from 2 translations not parallel...
from a proportion or via a calculation of area. Here are first a right triangle and a similar one √5 times as large, and then on a Pythagorean tiling as background...
The images are de minimis. I, the copyright holder of this work, hereby publish it under the following license: English author name string: Watchduck Wikimedia...