Answer: 190
Step-by-step explanation:
55 +50+90= 195
then round it and you get 195
 
        
             
        
        
        
Answer: 180
Step-by-step explanation: well if there 90 slices of ham than there would be 180 rolls because there a 2 times as much of slices of ham.
 
        
             
        
        
        
Answer:
Your answer is going to be one of the 1/3 I'm pretty sure it is the positive 1/3 because the line is not decreasing. 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
   ∠ADB ≅ ∠CBD
Step-by-step explanation:
The three arcs at each of D and B identify congruent angles. However, the angles cannot be identified by their vertices alone. The 3-letter designations of the congruent angles are ...
   ∠ADB ≅ ∠CBD
 
        
             
        
        
        
In the middle:
x-coordinate= {7-(-1)}/2= 4
y-coordinate= (8-2)/2= 3
So centre is (4,3)