Answer:
Last Option
Step-by-step explanation:
We have a triangle and we know its three sides.
We want to find one of your anguos. Then we use the cosine theorem.

Where

Now we solve for x from the equation

Answer:
m > 50,000
This means the money, m, will be greater than 50,000
Answer:
3??
Step-by-step explanation:
Im saying 3 because i need to know when it will end, If you divide it by 5 it will say 3 now you can delete this or something if im wrong, You really have not described how much she will have at the end of the week.