Answer:
D is  correct.
Step-by-step explanation:
 (x + 2)^2 + (y - 6)^2 = r^2
(-2+2)^2 + (10 - 6)^2 = r^2
r^2= (10 - 6)^2 
r^2=16
 
        
             
        
        
        
Answer:
5/6
5/6 Is the simplified answer the unsimplified answer is 15/18
 
        
                    
             
        
        
        
Answer:
20 + 1 + 0.9 + 0.07
Step-by-step explanation:
Given the number 21.97 ;
To wite in expanded form:
Tens ___ Unit ____ tenth ____ hundredth
2_______ 1 _______ 9_________ 7
2 = 20
1 = 1
9 = 0.9
7 = 0.07
Hence, 
20 + 1 + 0.9 + 0.07
 
        
             
        
        
        
It takes the car 2 hours to travel 140 miles.