Answer:
Algebra I believe
Step-by-step explanation:
 
        
                    
             
        
        
        
The perimeter is just all the lines around the outside of the shape so basically take all the numbers and add them together to get the answer
        
                    
             
        
        
        
Answer:
22,-15 ................ maybe 
 
        
             
        
        
        
Answer: x
=
−
4
,
y
=
−
11
 
Step-by-step explanation: