No, it is not a perfect cube. A perfect cube is a number that is obtained when you cube an integer. For example, 8 (cube of 2), 27 (cube of 3) and 64 (cube of 4). Since -3 cannot be obtained by cubing an integer, it is not a perfect cube.
 
        
             
        
        
        
Answer:
since the room is rectangular and has 4 sides
2 sides have the same length 
18*2= 36m
80*2=160m
then add the sums...
the answer is 196 meters
Step-by-step explanation:
 
        
             
        
        
        
(5x-2y)(3x-2y)
Dont give me anything give it to the other lad down there
 
        
                    
             
        
        
        
Answer:
25
Step-by-step explanation:
 
        
             
        
        
        
I think that the answer is 5 to 2.49 or 5:2.49