Answer:
25 
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
less then 3
Step-by-step explanation:
 
        
             
        
        
        
Negative, Nonlinear, 
I hope this helped:)
        
             
        
        
        
The answer is the last one. Except for the first one, the questions are asking which two line segments are congruent (or equal to each other) in the triangle. Hope this helps :3<span />