Golden Ratio

Definition

In the Mathmatics the number 1.61803399 is the golden ratio. [1]

Introduction

The use of the golden ratio can be found in many different fields. In mathematics, architecture, geometry, science, biology, nature, art, design and many others. Other uses of this word are as follows: the golden mean, golden section, golden number, divine proportion or sectio divina(golden Cut).

History

Golden ratio in geometry & mathematics

Not only is the golden ratio a value in the mathematics...

Furthermore, the Golden Ratio can be found in different kinds of shapes. This goes on from the usual rechangle, through different kinds of triangles and to the very complicated shapes like the pentacle.

A rectanle is a Golden rectangle when the sides are in the 1:0,618 proportion. Below is an example of this kind of shape.

Another shape where the golden ratio can be found is the Pentagramm. This image below, illustrates the hidden golden ratio in this very special shape.