The answer is:  [D]:  " C = 2 π r " .
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Answer:
≈ 268 or 85.3π
Step-by-step explanation:
V = 1/3πr²h
V = 1/3 x 3.14 x 4² x 16
V ≈ 267.9467 or 268
also can be considered 85.3π
 
        
             
        
        
        
Step-by-step explanation:

x = 5

2×2×2×2×2-5×5
64-25
39
hope it's helpful ❤❤❤❤❤❤
THANK YOU.
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How much were the power drills?