Parallel is when the lines go the same direction and never touch whereas perpendicular lines are when the lines cross each other so the they are like a plus sign with all 90 degree angles. Hope i helped.
Distribute the negative, you get 3 + 6i - 8 + 5i
3-8= -5
6i+5i = 11i
so its -5 + 11i
Make all of the numbers common denominators then answer the problem which I am pretty sure it is incorrect:-)
Answer:
3.68
Step-by-step explanation:
55 = l x w x h
what x what x what would equal 55
5 x 11 = 55
so