Answer:  26.1
<u>Step-by-step explanation:</u>

 
        
                    
             
        
        
        
Answer:
8 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3. 
7.608
Step-by-step explanation:
An irrational number is any number which can't be written as a fraction this way. For example, pi and the square root of two cannot be expressed as a fraction of two whole numbers, so they are both irrational.
if we make the respective accounts in the first and second problem we will see that they are irrational numbers
the fourth is a periodic number, which falls within the irrational
the only rational is the third
 
        
                    
             
        
        
        
143.44 degrees
Hope this helps (:
        
             
        
        
        
Anything that is absolute value is just that same number 
therefore the answer is 1/4 
hope this helps