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Answer

↓Steps Explained:↓

A circle has radius = 15

Calculate Area, Circumference, Radius, Diameter

Calculate circumference (C):

C = 2πr

C = 2π * 15

C = 30π or 94.2478

Calculate diameter (d):

d = 2r

d = 2 * 15

d = 30

Calculate Area (A):

A = πr²

A = π * 15²

A = 225π or 706.8583

Final Answers