Lecture 3

The Golden Ratio

1. Who "discovered" the Golden Ratio?

(a) The Great Pyramid

(b) The Grand Gallery

(c) The King's Chamber

(d) A plan of King's Chamber Compare it with the construction of a golden rectangle that we give in class and in the lecture notes.

1. Mona Lisa. Beautiful faces have proportions of the Golden Rectangle, according to a study.

2.Penrose tiling, an important tiling of the plane using Golden Triangles.

3. A golden spiral rendering.