The answer is B your welcome
        
             
        
        
        
Answer:
c = 13
Step-by-step explanation:
substitute c for 26 and do 26 divided by 2, which will then give u the answer
 
        
                    
             
        
        
        
Answer:
We are told of a 90 degree angle. plus we are told that GH and HI are similar.
Hence: Angle I is = 45 degree or Option C 
 
        
             
        
        
        
Answer:
14
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1,0
Step-by-step explanation:
No need to expand look at the roots of the brackets.
(x-1)=0
x=1
x^2 and -9x have roots 0 
Think of it as whatever sets the expression to 0.