Answer:
SEE BELOW 
Step-by-step explanation:
V=a²h/3
=9² x 4/3
= 81 x 4/3
= 27 x 4 
= 108 cm³
 
        
             
        
        
        
Answer:
x = 6
Step-by-step explanation:
 
        
                    
             
        
        
        
(10 1/2)/(3/8)
= (21/2)/(3/8) Convert to improper
= (21/2)*(8/3) Multiply by reciprocal of second
=(7/1)*(4/1) Cross reduce
=28 Multiply
        
             
        
        
        
Answer:
1/4 - 3 2/5 - (2 1/3 - 1/4) =
 -157/30=
 -5 7/30
 ≅ -5.2333333
Step-by-step explanation: