Answer:

Step-by-step explanation:
- Given is a 30° - 60° - 90° triangle.
- side x lie opposite to 30° angle
 
        
             
        
        
        
Y intercept shows the number of chromebooks
        
             
        
        
        
Set

The region  is given in polar coordinates by the set
 is given in polar coordinates by the set

So we have

 
        
             
        
        
        
Answer:
64
Step-by-step explanation:
4×16
64 sorryyy but I think this is it
 
        
                    
             
        
        
        
Answer: 4/3
Step-by-step explanation:
What are the corresponding sides? 
4 and 3
8 and 6
9 and 6.75
This is very easy, just make a fraction
4/3 = 4/3
8/6 = 4/3
9/6.75 = 4/3
Hence the answer is 4/3