I don’t now what the answer is sorry I will try and figure it
        
                    
             
        
        
        
Answer:
90 lb/1 x 0.45 = 40.5
Step-by-step explanation:
To convert pounds to kilograms you would have to multiply the pounds by 0.45. So you have to multiply 90 by 0.45.
 
        
             
        
        
        
Answer:
There is nothing here to answer
Step-by-step explanation:
 
        
             
        
        
        
4.7 because if you plug it in- (2,1) and (6,6) it is 4.7 units 
        
                    
             
        
        
        
(-2.5,6.1)(-2.5,3.1).....notice how ur x values are the same. This means that u have a vertical line which has an undefined slope.
IF ur y values would have been the same, u would have had a horizontal line which has a 0 slope.