Answer:
Radius: R = 12 in
Diameter: D = 24 in
Circumference: C = 75.4in
Area: A = 452.39 in²
Explanation:
Solutions:
Diameter d= 2r
D = 2 × 12
D = 24
Circumference
C = 2πr
C = 2 × π × 12
C = 24π
C = 75.3982237
Area:
A = πr²
A = π × 12²
A = 144π
A = 452.389342