Given:
In triangle 
.
To find:
The measure of angle C.
Solution:
We have, 
. It means 
.
According to the law of cosines:
Taking cos inverse on both sides, we get
Therefore, the correct option is C.
Answer:
Step-by-step explanation:
She will need 5 cups of milk because 1.25 times 4 equals to 5!
You have to divide the numerators by the denominators. Like for 1/2, you would do 1.0 divided by to which is 0.5. Hope this helps
as x increases, y increases and as x decreases, y decreases-and that the ratio between them always stays the same.
