<span>Question 3 
Solve for d.
13d + 4 = 43
13d = 39
    d = 3
answer
A. 3
</span><span>Question 4 
Solve for r.
4r - 6 = 30
4r = 36
  r = 9
answer
D. 9
</span>
<span>Question 5 
Solve for u.
126 = 6u
u = 126/6
u = 21
answer
B. 21
</span>
        
             
        
        
        
Answer:
8/21
I don't think that it can be simplified further....
 
        
                    
             
        
        
        
Start at (0, 72), then (1, 64), (2, 56), ETC. I hope you see the pattern! Do it until you reach (9, 0) 
        
                    
             
        
        
        
Answer:
The segment opposite to angle D is CF. 
Step-by-step explanation:
To find what angle is opposite to a side. All you just have to do is see which segment doesn't touch that angle.  We see that angle D does not touch CF, so angle D must be opposite to CF.
 
        
             
        
        
        
0.89, 1.009, 1.017, 1.02, 1.1 is the correct order