3. definition of supplementary angles
5. defintion of congruency
6. substitution <em>(refer to statements 3 and 5)</em>
 
        
             
        
        
        
Answer:
7x^15yz
Step-by-step explanation:
7(x^14x)y · z
7(x^14+1)y · z
7x^15yz
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
A tesselation uses 1 shape to create an image by translating it or reflecting it. The shape is translated in this scenario so they are congruent from a translation (they are in the sam orientation unlike reflections)
 
        
             
        
        
        
Answer:
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
Step-by-step explanation:
Its SSS