Top 10.941

Angle Z = ADB = 40

Ratio of Green to Magenta is 9/49

Proof that a / b = 1.61803398875

Blue Square Area = 36

X = CDE = 18

X = Angle ADE = 45

Yellow Area = 25.4558441227

Incircle Area = 47.1238898038

EJ / FJ = 4 / 3

Perimeter of Yellow Nonagon = 18