Answer:
b=12 
Step-by-step explanation:
a^2+b^2=c^2
(9×9) + b^2= 15×15
81+ b^2= 225
-81. -81
b^2=144
√. √
b= 12 
 
        
                    
             
        
        
        
Answer:
vertex and AOS is 0, and i think the stretch is 1
Step-by-step explanation:
 
        
                    
             
        
        
        
19 heavy equipment operators and 20 general laborers
        
             
        
        
        
Answer:
D. (7,2)
Step-by-step explanation:
-3 +10 is 7
9-7 is 2. 
kinda just put them together, you get (7, 2)
I hope this helps!
pls ❤ and mark brainliest pls!