8/7 as an improper and 1 and 1/7 for proper.
        
                    
             
        
        
        
Answer:
∞
simple and correct answer, infinite!
✌️:)
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
Angles 1 and 2 have common side, so they are adjacent. They are not making a right or straight angle.
Correct choice is D
 
        
             
        
        
        
Supplementary angle = 180
180 - 51 = x
x = 129
C) 129 degrees is your answer
hope this helps