Top 10.932

Red Area = 900 / 49 = 18.36734694

 

X = Angle CBP = 6 

All in Terms of Square Side s

X = BCD = 15

X = 2 R = 4

Radius R = 50

Green Area = 31.25 = 125 / 4

X = Angle ABD = 21

X = BDF = 80

X = AB = 3