Respuesta:
[tex]71,5km^{2}[/tex]
Explicación paso a paso:
[tex]\frac{2.5}{2}=5km^{2} \\\\\frac{3.3}{2}=4,5km^{2}\\\\9^{2} =81km^{2}\\81-4,5-5=71,5km^{2}[/tex]
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Respuesta:
[tex]71,5km^{2}[/tex]
Explicación paso a paso:
[tex]\frac{2.5}{2}=5km^{2} \\\\\frac{3.3}{2}=4,5km^{2}\\\\9^{2} =81km^{2}\\81-4,5-5=71,5km^{2}[/tex]