Answer:
18
Step-by-step explanation:

Pretty sure it might be either B or C... No entirely sure...
Answer:
The distance PR is 21.6 Km
Step-by-step explanation:
Please find the attached document for explanation.
Also, I applied Cosine rule to determine the distance PR, since i have an angle (Q) in between two given sides of the triangle.
Answer:
t = 2
Step-by-step explanation:
have a nice day:)