Respostas

  • Usuário do Brainly
2014-05-16T15:53:56-03:00
M = tg α
m = tg 45°
m = 1

y - y0 = m(x - x0)
y - 8 = 1 . (x - 2)
y - 8 = x - 2
x - 2 = y - 8
x - y - 2 + 8 = 0
x - y + 6 = 0