Answer:
-78.12
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: h(3)= -4 h(-3)=-16
Step-by-step explanation:
Plug in 3 and -3 for x and solve 
h(3)= 2(3)-10
h(-3)= 2(-3)-10
 
        
             
        
        
        
B. The diagonals bisect each other.
        
                    
             
        
        
        
Answer:
See Below
Step-by-step explanation:
First, isolate x. To do that add 3.5 to each side
x - 3.5 =  -3.1
   +3.5    +3.5
x= 0.4
 
        
                    
             
        
        
        
Answer:
No. It doesn't
Step-by-step explanation: