P. o. symm is at (-3, -1) it is the center of the circle.
Answer:
12 units
Step-by-step explanation:
The radius is half of the diameter, so we need to double 6 to get 12.
Answer and Step-by-step explanation:

I think this would be your answer, since it is a binomial and consists of 3, which is its greatest common factor.
I may be wrong though, so I'm sorry in advance if it is wrong.
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