Respostas

2013-11-25T14:51:39-02:00
D = (|axo+byo+c|)/ (\/a²+b²)
d = (|1.2+2.1-14|) / \/(1²+2²)
d = (|2+2-14|) / \/(1+4)
d = (|-10|) / \/5
d = 10 / \/5
d = 10\/5 / 5
d = 2\/5
2 5 2