Question

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Answer 1

Verified answer

Respuesta:

[tex]a)12.56 {m}^{2} \\ \\ c)1017.87 {cm}^{2} [/tex]

Explicación paso a paso:

[tex]area = \pi {r}^{2} \\ \\ a)area = 3.1416 \times ( {2m})^{2} \\ \\ area = 3.1416 \times 4 {m}^{2} \\ \\ area = 12.56 {m}^{2} \\ \\ b)area = 3.1416 \times ( {18cm})^{2} \\ \\ area = 3.1416 \times 324{cm}^{2} \\ \\ area = 1017.87 {cm}^{2} [/tex]