Respuesta :
m=(y₂-y₁)/(x₂-x₁). Let Z be the missing coordinate
3/5 = (Z - 2)/(8-3)
3/5 = (Z-2)/5
3 = Z-2 and Z =5, So Q(8,5)
3/5 = (Z - 2)/(8-3)
3/5 = (Z-2)/5
3 = Z-2 and Z =5, So Q(8,5)