El radio de circulo sera la mitad del lado, entonces:r=3Area del circulo=pi×r^2A=pi×3^2A=9pi cm^2O bienA=3,14×9 cm^2
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El radio de circulo sera la mitad del lado, entonces:
r=3
Area del circulo=pi×r^2
A=pi×3^2
A=9pi cm^2
O bien
A=3,14×9 cm^2