Answer:
c=face. b=vertex. a=line
Step-by-step explanation:
Answer:
D. 
Step-by-step explanation:
The given expression is;

This is the same as;

The denominators are the same.
Subtract the numerators and write one denominator;

Rewrite to get;

Answer:
6
Step-by-step explanation:
Question 4: a ray is formed by an endpoint and a line starting at the endpoint and going on forever in one direction
We cannot see angle MBW to be able to classify it