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SvetkaChem

Answer:

16π

Step-by-step explanation:

Area = πr²

r - radius

r = d/2 = 8/2 =4

Area = 4²π = 16π

Answer:

d = 2r => r = d/2 = 8ft/2 = 4ft

A = π·r²

= π·(4ft)²

= 16π ft²

= 16×3.14 ft²

= 50.24 ft²

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