Answer: 1.radius: 5.5
Diameter: 11ft
Area : 2pi (r)^2 = 2 pi (5.5)^2=190.06
2. Radius : 65
Diameter:130
Area : 2pi (65)^2= 8450 pi
3. Radius :28
Diameter:56
Area:1568 pi
Explanation:
5.3m questions
6.9m answers