Answer:
c
Step-by-step explanation:
 
        
             
        
        
        
Answer:
<h2>A horizontal translation and a 180° rotation only.</h2>
Step-by-step explanation:
Notice those shapes are positioned as a reflection.
So, one way to map them onto is self is by rotating 180° and a horizontal translation. Or it could work if we translate it horizontally, the we reflect it vertically. Those transformations would map the strip onto itself.
Therefore, the second choice is the best answer.
 
        
             
        
        
        
Answer:
with what
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
C and B
Step-by-step explanation:
The correct option is option B and C. The necessary condition to prove that the opposite angles of a parallelogram are congruent:
C. Angle Addition Postulate.
B. Opposite sides are congruent
 
        
                    
             
        
        
        
6 songs
The way to find this answer is to divide 18 by 3, which is six, which means that after every six songs a commercial is played. 
Hope this was helpful and that I explained it correctly.