Longitud Círculo
L = Diámetro × π
L = 9 × 3.14
L = 28.26 cm
Área Círculo
A = r² × π
A = 4.5² × 3.14
A = 20.25 × 3.14
A = 63.585 cm²
[tex]\left[\begin{array}{ccc}Magnoli0545E\end{array}\right][/tex]
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Solución
Longitud Círculo
L = Diámetro × π
L = 9 × 3.14
L = 28.26 cm
Área Círculo
A = r² × π
A = 4.5² × 3.14
A = 20.25 × 3.14
A = 63.585 cm²
[tex]\left[\begin{array}{ccc}Magnoli0545E\end{array}\right][/tex]