The domain of a function is the set of all the x terms of the function and the range of a function is the set of all the y terms of a function.
For example, take a look below.
The domain is the set of all x terms in each ordered pair and the
range will be the set of all the y terms in each ordered pair.
Answer:
B=45 Degrees
Step-by-step explanation:
You can use law of sines to answer. Law of Sines states that 
. That means that 
. Multiplying 8 to both sides gives us 
. By using inverse of sin, we get 
. Plugging that into a calculator gives us b=45 degrees.
Use the Sum of Angles In a Triangle therom.
X/3=60
then multiply each side by 3 and x will equal 180
