Answer:
11
Step-by-step explanation:
apply pythagoras theorem
 
        
                    
             
        
        
        
Answer:
The answer for A is A- 3.75 
And the answer for B is B- 16
 
        
             
        
        
        
Number 12 what do you think we do first
        
             
        
        
        
3.1 is like a example when it is hiding a zero behind it and you find this when you do a math problem and you don't put zero in front of a number like 100-89 you don't write "011" so that is why it is like that
        
             
        
        
        
The answer Is C: SAS Congruence Postulate.