I think you mean circumference...Area is

. We have the area so we need to use it to solve for the radius which we will then use in the circumference formula.

. Divide both sides by pi to get

. Of course the simplification of the left side gives us

and r = 4. Now fill that in to the circumference formula, which is

, to get C

which is a circumference of
A
see attached for explanation
I hope it helps
Answer:
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Step-by-step explanation:
Answer:
7.84 × 10
^7
Step-by-step explanation: