Top 10.549

Angle LPN = 90°

Radius R = ​9.05454830485

Blue = 225 Square Units

X = DF = 5

Angle BDC = 50°

2 Circles and 3 Semicircles

DKE = EKP = 45°

Blue Area = 7.77385569004

Blue Area = ​9.79775771795

Ratio of R / X = 5 / 4 = 1.25