Answer:
The last one 
Step-by-step explanation:
 
        
             
        
        
        
The numbers given are length-15 width-10 and height-2
perimeter: 50 feet (15 + 10 + 15 + 10)
area: 150 feet (15 × 10)
volume: 300 feet (15 × 10 × 2)
        
             
        
        
        
Answer:
14
Step-by-step explanation:
When there are 2 -, they both create a +. the brackets are removed and you get 4--10, which is equal to 4+10 which = 14
 
        
             
        
        
        
Answer:
119 and 8/14 I think.
Step-by-step explanation:
 
        
             
        
        
        
The degree of vertex b is b