Step-by-step explanation:
7. Since they are similar triangles we have:

So DF is 15
8. They are also similar. So:

So PR is 10
 
        
             
        
        
        
Answer:
(x+4) (x-8)
Step-by-step explanation:
The function is represented by the zeros
(x-a) (x-b) ....... = 0  where a,b,..... are the zeros
There are 2 zeros so there are 2 factors
( x- -4) ( x-8) = 0
(x+4) (x-8) =0
 
        
                    
             
        
        
        
Answer:
Dana has a greater i risk value
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
it is less then 20 years
Step-by-step explanation:
 
        
             
        
        
        
Answer:
8x10^-6
Because the decimal point must be moved left 6 places in order to be equal when multiplied by the whole number the 10 must be to the -6th