1. Golden Ratio Aka Golden rectangle, Divine ratio

2. Beautiful?

3. Handsome?

4. Stunning?

6. Fibonacci’s sequence Start with 1,1……. Ratio of a number with its predecessor Approaches 1.618….. Known as “Phi” Ratio of a number with its next higher? Curiously comes out as reciprocal of Phi!! So What!!!!

7. Next step: Geometry (but this is anatomy class!) Make a square, any size. Bisect it ( find the middle of one side) (pt A) From that point make a diagonal line to a corner ( pt B) Measure AB From pt A, add distance AB to square Extend sides to make square into new rectangle Calculate ratio of new rectangle sides, what do you find?

8. Golden Rectangle!!!!! So What……..

9. Crop circles

10. Art

11. Insect bodies

13. Golden Spiral

17. 0.618 turn equals 222.5 degrees

18. What’s this?