Answer: <span>D. Are perpendicular
</span><span>4x=3y+23 slope = 4/3
</span><span>4y+3x=-19 slope = -3/4</span>
Answer:
<h2>2.2</h2>
Step-by-step explanation:
Use the cosine law:

We have:

Substitute:

Answer:
B
Step-by-step explanation:
did the math for it!!
I think the answer would be 4.1 because the balloon is 4 kilometers, and 1 kilometer from the station. Put them together and you get 4.1 This answer may OR may not be correct, but I am sure this is the answer.