Answer:
if it is a test why are u cheating
Step-by-step explanation:
 
        
             
        
        
        
Answer:
8) scale factor: 3
angles Q & L, S & N, r & M
sides 10 x 3 = 30, 6 x 3 = 18, 13 x 3 = 39
9) scale factor: 0.4
angles B & F, C & G, D & H, A & E
sides 9 x 0.4 = 3.6, 7.5 x 0.4 = 3, 10 x 0.4 = 4, 12 x 0.4 = 4.8
 
        
             
        
        
        
Answer:
70 students 
Step-by-step explanation:
As, 30% Mike surveyed
And these 30% are 21 students 
So 30% of X = 21
= 30/100 x X = 21
= 30X = 2100
So X = 2100/30
X = 70
So 70 students were surveyed
 
        
             
        
        
        
the -2,-4 is 2- is grater than -4
i do not know the second one 
but the third one is less than
 
        
             
        
        
        
Try socratic to answer that, it’s helped me