Answer:
perp. slope: 1
y + 4 = x - 8
y = x - 12
205.62
Step-by-step explanation:
#5 :16.38
perimeter:
length AB = 6-0 = 6
length BC = = 5.65685
length AC = = 4.4721
answeri = 6+ 5.65685 + 4.721 = 16.38
#6 the question didn't show fully,,
A