e/Dynamic rectangle

Information
has gloss	eng: A dynamic rectangle is a right-angled, four-sided figure (a rectangle) with dynamic symmetry, which in this case, means that aspect ratio (height divided by width) is a distinguished value in dynamic symmetry, a proportioning system and natural design methodology described in Jay Hambidge's books. These dynamic rectangles begin with a square, which is extended (using a series of arcs and cross points) to form the desired figure, which can be the golden rectangle (1 : 1.618...), the 2:3 rectangle, the double square (1:2), or a root rectangle (1:, 1:, 1:, 1:, etc.).
lexicalization	eng: dynamic rectangle
instance of	(noun) the spatial arrangement of something as distinct from its substance; "geometry is the mathematical science of shape" form, shape

Media
media:img	Root phi rectangle.svg
media:img	Root rectangles Caskey 1922.png
media:img	Root rectangles Hambidge 1920.png