You divide 125.6 by 3.14 which = 68.66
That's the diameter. so the nearest cm is 69cm
The radius is half of the diameter so to the nearest cm it is 34cm
        
             
        
        
        
Answer:
-19
Step-by-step explanation:
 
        
                    
             
        
        
        
3rd degree polynomial with 4 terms
        
                    
             
        
        
        
Answer:
x= 20
Step-by-step explanation:
The three angles add to 90 degrees
x+2x+x+10 = 90
Combine like terms
4x+10 = 90
Subtract 10 from each side
4x +10-10 = 90-10
4x = 80
Divide by 4
4x/4 = 80/4
x = 20
 
        
                    
             
        
        
        
Answer:
square root of 167281 is 409 
Here's the Step-by-step explanation using division: