In Sketch B, each side is quadrisected, or divided into fourths, and the opposite points connected.
"Text Books of Art Education, Book IV (of 7)"
Hugo B. Froehlich Bonnie E. Snow
In Sketch B the sides are quadrisected, and the space is divided by connecting some of the opposite points, making an oblong on its diameters for the middle space.
"Text Books of Art Education, Book IV (of 7)"
Hugo B. Froehlich Bonnie E. Snow