Answer:
c = 2
d = 28
Step-by-step explanation:
Please see the attached file for explanation
 
        
             
        
        
        
The answer is D , start from 2 and count to 8 and it gives you your answer
        
                    
             
        
        
        
What a clever sneaky little problem !
There can only be two of them:    1221  and  2112 .
        
             
        
        
        
It would be ASA(angle side angle)
if 2 angles and an included side are congruent, then the two triangles are congruent.