The correct answer is 13 triangles – the large outer triangle, plus 9 small inner triangles, plus 3 medium size triangles comprised of 3 triangles each.
Art of Living (ethics), Good Reasoning (philosophy), How the World Works (science). Philosophia longa, vita brevis!
Posts on the History of Law, Crime, and Justice
Louis Armstrong House Museum Virtual Exhibits
Just another WordPress.com site
A window into Doc Freiberger's library
Celebrating humanity's flourishing through the spread of capitalism and the rule of law
On Books, Reading and other Delightful Things
Friends of Science in Medicine
Public health, memoirs, music
History, Reviews, Archives.
Author, Elizabeth Macarthur
Tim Harding's writings on rationality, informal logic and skepticism
Defending Life, Liberty and the Pursuit of Happiness
reflections on books and art
Fighting pseudoscience and quackery with reason and evidence.
Skeptical musings on the denial of evidence