Respuesta :

igoroleshko156

Answer:

Area:  25π ≅ 78.54

Step-by-step explanation:

Area of a circle:  A = πr^2

A = Area

π = PI

R = Radius

Circumference:  C = 2πr

So if circumference = 31.42

31.42/2π = 2πr/2π

5 = r

Now, A = π(5)^2

A = 25π

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