Check the picture below.
now, if AC is that much, recall, BD is the midsegment, thus AB = BC, so AB is just one of the equal halves of AC, so, AB is AC/2.
 
        
        
        
Answer:
6f = 24
f = 4
Step-by-step explanation:
 
        
                    
             
        
        
        
The prime factorisation for 58 is 2 x 29
:)
        
                    
             
        
        
        
Im not sure about the given data but I plotted the scatter plot based on what I understand on how the data should be presented.
Time (years)
3, 6, 9, 12, 15, 18, 21, 24
Number of participants(x1000)
22, 25, 28, 14, 17, 20,15, 9
Attached is the scatter plot created online.
x = time (years)
y = number of participantep explanation