Answer:
The given statement is false.
Step-by-step explanation:
Circle graphs, or pie graphs, show information over a period of time.
This statement is false.
A circle graph, or a pie chart, helps in visualizing information and data. These graphs are used to show the results in a proportional manner. 
The circle graph is divided in proportions that show the percentage of a certain answer.
 
        
             
        
        
        
Answer:
200 people 
Step-by-step explanation:
Let: the number of people who surveyed be: x
Therefore, (160/x) x 100=80%
=> x=(160x100)/80
=>x=16000/80
=>x= 200
Thus, 200 people surveyed.
Mark as brainliest
 
        
             
        
        
        
Answer:
Step-by-step explanation:
f(4) = -1
g(4) = -2
(f + g)(4) = f(4) + g(4) = -3
Hope that helps!
 
        
                    
             
        
        
        
Hey there! :D
21= 2x-6+x
21=3x-6
27=3x
x=9
The smaller number is 9. 
The larger number is:
9*2= 18 18-6= 12
The larger number is 12. 
I hope this helps!
~kaikers