Number one: Just plot down on the number like the numbers you have. Just took the test for this.
Answer:
There are 364 ways of filling the offices.
Step-by-step explanation:
In this case, the order of filling of the offices does not matter, so, we can figure out the different ways of filling the offices by using the combination formula:

where n=14 (number of members)
r=3 number of offices
n!=n·(n-1)·(n-2)·...·3·2·1

Answer:
angle B = 78.46°
Step-by-step explanation:
Use the cosine ratio


Hope this helps
Im pretty sure it’s C. 9 times longer