Top 10.293

Angle BFD = 95°

s = 4 ⇒ Blue Area = 10

Ratio of R / s = 1

AE = CD = X = 3

X / Y = 1.61803398875

2 Orange = 4.2360679775

Red Segment BC = X = 2

Angle ADC = X = 70°

NEW: Angle ADC = X = 70°

White Area = 1.27758104783

Shaded Fraction = 1 / 2 = 0.5