Help me find post malone's circle?

Answer:
radius = 6; diameter = 12; circumference = 12pi; area = 36pi
Step-by-step explanation:
Diameter is given,
radius is have of diameter
circumference = pi*d
area = pi*r^2
Answer:
R: 6ft
D: 12ft
C:37.6991118ft
A:113.097336ft^2
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