Pls HELP ASAPPPPP!!!!!!!!!!
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Answer:
81.71 (Rounded, multiply 26.01 times pi to get the full answer)
Step-by-step explanation:
The formula requires pi, so we square the radius of 5.1 to get 26.01. Now we multiply by pi to get 81.71282...So if we round it, the answer is 81.71.