Answer:
(-9, 10)
Step-by-step explanation:
The location of the midpoint of a line with endpoint at ( ) and (
) and ( ) is given as (x, y). The location of x and y are:
) is given as (x, y). The location of x and y are:

Given the endpoint (9,8) and Midpoint (0,9), the location of the other endpoint can be gotten from:

Hence the endpoint is at (x2, y2) which is at (-9, 10)
 
        
             
        
        
        
The answer is 14 because 14×14=196
        
             
        
        
        
Answer:
12.57
Step-by-step explanation:
hope this helps