Answer:
-1
Step-by-step explanation:
3-1=2
2-1=1
 
        
             
        
        
        
Answer:
a)6
b)v^2-u^2/2a
Step-by-step explanation:
a)Given that,
u=12
a= -6
s=9
We know that,
v^2=u^2+2as
or, v^2=(12)^2+2×(-6)×9
or,v^2=144-108
or,v^2=36
or, v=√36
∴v=6
          (Ans)
b)If ,v^2=u^2+2as
then, u^2+2as=v^2
or,2as=v^2-u^2
or, s=v^2-u^2/2a
∴s=v^2-u^2/2a
Hope ya find it helpful.. Thanks a lot...
 
        
             
        
        
        
The answer is b hope it helped
        
             
        
        
        
Answer:
-2,9 
Step-by-step explanation:
Dont want to explain too long 
 
        
             
        
        
        
Answer:
The surface area is 294 ft^2 (please give branliest)
Step-by-step explanation:
area of one side 49
multiply by 6 sides