Answer:
A = 78.9568350285
Explanation:
A = TTr^2/2
A = TT4^2/2
A = 12.5663706^2/2
A = 157.913670057/2
area = 25.12
area of circle = pi(r)^2
area = 3.14 (4)^2 /2
area = 3.14 (16) / 2
area = 50.24 / 2
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