Respuesta :

Answer:

452.16

Step-by-step explanation:

A = (3.14)r^2

A=(3.14)12^2

A=452.16

Answer:

530.66 cm

Step-by-step explanation:

A= π r 2

input known values

A= (3.14) (13^2)

Simplify

A= (3.14) 169

A= 530.66

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