SOH,CAH, TOA so it would be TANGENT since it would be Opposite over Adjacent. Tan(15) = 9/a put Tan(15) onto your calculator it would be .267949 round that to .27 = 9/a cross multiply  
a = 33.588. C is the correct answer.
        
                    
             
        
        
        
Answer:
 33.75.
Step-by-step explanation:
The mean = sum of the numbers / the number count 
= (34 + 31 + 32 +  38) / 4
= 135 / 4
= 33.75.
 
        
             
        
        
        
Answer:
The coastline of alaska is longer than the entire coastline of the lower forty-eight states
 
        
             
        
        
        
Poin slope form is
y-y1=m(x-1)
the answer is A