ANSWER

EXPLANATION
The room represents a rectangular prism or a cuboid.
The dimensions of the room are 30 feet by 16 feet by 8 feet(height).
The volume of a rectangular prism is 

Substitute the given values

Simplify:

Hence the cubic feet of air in the room is 3,840ft³.
 
        
        
        
Answer:6
Step-by-step explanation:
since it is A half circle it is the hhalf Value of the area of the full circle
 
        
                    
             
        
        
        
<span>(-5/6) + c = (-11/12)
c=-11\12+5\6
c=19\12 or 1 7\12</span>
        
                    
             
        
        
        
Answer:
(3x3) /9
Step-by-step explanation:
first you triple the three (3x3) then divide by 9