Respuesta:
[tex]P=81.679dm[/tex]
[tex]A=530.9135dm^{2}[/tex]
Explicación paso a paso:
[tex]P=2\pi r\\P=2(3.1415)(13)\\P=81.679 dm[/tex]
[tex]A=\pi r^{2} \\A=(3.1415)13^{2} \\A=530.9135 dm^{2}[/tex]
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Respuesta:
[tex]P=81.679dm[/tex]
[tex]A=530.9135dm^{2}[/tex]
Explicación paso a paso:
[tex]P=2\pi r\\P=2(3.1415)(13)\\P=81.679 dm[/tex]
[tex]A=\pi r^{2} \\A=(3.1415)13^{2} \\A=530.9135 dm^{2}[/tex]