Read the problem. 
Write down the facts and figures. 
Find a relationship between what is given and what must be found. 
Do the work.
        
                    
             
        
        
        
Answer:
-3/2
Step-by-step explanation:
The slope of the perpendicular line is the negative reciprocal. This means you change the sign of the slope to its opposite.
 
        
             
        
        
        
Answer:
=7.071068
Step-by-step explanation
subtract the x values and y values and square them then add them together and find it's square root
 
        
                    
             
        
        
        
Answer: B (0.17, 2.33)
Step-by-step explanation:
A P E X 
 
        
             
        
        
        
15 and 450 because you divide and multiply until you get the same number