Answer:
16
Step-by-step explanation:
3 |a-b| +2|b-1|
a= -2 and b=-4
3 |-2--4| +2|-4-1|
3 |-2+4| +2|-4-1|
3 |2| +2|-5|
Absolute value means takes whatever is inside and make it positive
3*2 +2*5
6 +10
16
 
        
             
        
        
        
The answer to your problem is 108.18
        
             
        
        
        
The decimal is: 0.791666667<span>The rounded decimal is: 0.8</span>
        
                    
             
        
        
        
The radius of the circle can be found by dividing the circumference by pi and the dividing what ever you get by two