English The parallelogram law states that the total green area is equal to the total blue area. Greek Ο νόμος του παραλληλογράμμου λέει ότι το συνολικό...
registered with the U.S. Copyright Office) before January 1, 1929. Public domain works must be out of copyright in both the United States and in the source...
public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. This file has been identified...
registered with the U.S. Copyright Office) before January 1, 1930. Public domain works must be out of copyright in both the United States and in the source...
DescriptionRhombus understood analytically.svg English: SVG rhombus with good, perpendicular diagonals, at last. Also in vivid colours, and not an Inkscape’s heap of crap...
