Respuesta :

Answer:

area = 78.46

Step-by-step explanation:

31.4 = 2pi * r

divide 31.4 by 2 and get 15.7

15.7 = pi * r

divide 15.7 by pi and get

4.997 = r

(4.997^2) * pi = 78.46

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Answer:

I agree with you. that is what I got too