Here is the required diagram .

Alternate angles are equal .
 
        
             
        
        
        
Answer:
Fact Families
Step-by-step explanation:
They are fact families
 
        
                    
             
        
        
        
Answer:
answer down below 
Step-by-step explanation:
11.h=-5 12.k=7.8
13.y=-4 14.h=36
15.v=18 16.c=-32
17.k=8 18.x=-29
19.m=28 20.v=11
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
in table B if x = 1     y cannot equal both 1 and -1  
     no function can have x equal to two or more unique y's