Respostas

2014-07-15T17:25:04-03:00
Cada grau e igual a 1 minuto então 75X60=4500' ⇒ 4500'+20'=4520'

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2014-07-15T17:45:17-03:00
75 . 60 = 4500
4500 + 20 = 4520