This image is a derivative work of the following images: File:Triangle.Equilateral.svg licensed with PD-self 2006-10-06T20:49:54Z Mets501 122x110 (15998
Attribution-Share Alike 4.0 truetrue English 45° 45° 90° Special Right Triangle French Triangle Particulier 45° 45° 90° author name string: TealComet Wikimedia
Diagram demonstrating the ratios of the sides of a 45-45-90 special right triangle. Created by Booyabazooka, in Macromedia Flash. English determination
triquetra or trefoil knot, see File:Trefoil-triquetra-circular-arcs-around-triangle.svg . Self-made graphic, converted from a version of the following vector