Answer:
7
Step-by-step explanation:
Answer:

Step-by-step explanation:
The Law of Cosines works for any triangle and is given by:
, where
,
, and
are the sides of the triangle and
is the angle opposite to
.
In the given triangle, assign the variables:
Substituting these variables, we have:

Answer:
-1/5, 5/10, 0.25, 10.5
Step-by-step explanation:
Answer:
The angle of X is 60
Step-by-step explanation:
In the smaller one it shows 150 and 60 for your answer, the angles are the same, just bigger, therefore 150 is not needed and 60 is the answer, thank you love u