Respostas

2013-12-15T16:36:20-02:00
D = (|axo + byo+c|) / (\/a²+b²)
d = (|4.5 -3.7+2|) / \/(4²+(-3)²)
d = (|20-21+2|) / \/(16+9)
d = 1 / \/25
d = 1/5