slope = rise over run = y/x
A (-1,3) slope = 3/-1 = -3
B (1,2) slope = 2/1 = 2
C (-3,-1) slope = -1/-3 = 1/3
2 lines need to be negative reciprocals in order to be a right triangle
negative reciprocal of -3 is 1/3
 so this is a right triangle
 
        
                    
             
        
        
        
Answer:
what is the blank for 
Step-by-step explanation:
sorry I mean bank
 
        
             
        
        
        
Answer:
8 bars
Step-by-step explanation:
1,200÷150=8
Have a wonderful day!
 
        
                    
             
        
        
        
Answer:
254
Step-by-step explanation: