[math-fun] Triangle puzzle for näifs

I forget if I ever mentioned this puzzle on math-fun, so just in case, this is aimed only at people who haven't seen it. ------- PUZZLE: Find all right triangles that can be tiled by congruent* triangles similar to itself. ------- --Dan ____________________________________________________________________________________ * Two shapes are congruent if there is a distance-preserving bijection between them. On 2014-02-09, at 11:56 PM, Steve Witham wrote:

If you can divide a triangle into two similar triangles, [followed by much interesting stuff]