You got 21 papers on Monday. Because if you add 3 7 times it equals 21.
Hope it is correct!
        
                    
             
        
        
        
Answer:
C
Step-by-step explanation:
Attached Picture.......
 
        
             
        
        
        
Answer:
Which one do you need help with
Step-by-step explanation:
Im not just taking points I will still help you in the comments.
 
        
                    
             
        
        
        
Answer:
That is an acute angle.
Step-by-step explanation:
None of the angles exceed 95 degrees.