Top 10.421

Blue Area = 21.8215594296

Blue Area = 30 Square Units

Blue Area = 24.740042147

Blue Area = 30 cm ²

Diameter = 2 R = 21

Green Area = 1.1501689885

Blue Area = 39.2699081699

X = √ ( a b )

Area of Square = 96

AB = 9.21954445729