Answer:

There are two best ways to solve this.
using cosine method:




using sine method:




There are many ways, not to make it complex, these are the best ways to solve for n. Hope it helps ~
Answer:

Step-by-step explanation:
Answer:
1
Step-by-step explanation:
When a variable does not have a visible coeffecient then the coefficient is 1. (Double check to make sure I'm correct)
Answer:
no, you actually don't.
Step-by-step explanation:
remember: x is how many to the left, and y is how many to the top.
reposition the dots and I will see if it is right the 2nd time.
hope this helped!