There is no exact rule for lines of best fit. However, in general, there should be roughly the same amount above as below. So, if we are following this rule, there should be about 4 below as well. 
        
                    
             
        
        
        
Answer:
D: 8-4=4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
True
Step-by-step explanation:
Vertical angles are angles that essentially opposite of eachother. Vertical angles are a pair of opposite angles formed by intersecting lines.