Answer:
The surface area of the rectangular pyramid is 
Step-by-step explanation:
we know that
The surface area of the rectangular prism is equal to the area of the rectangular base plus the area of the four triangular faces
so
![SA=(8)(5)+2[14.75]+2[\frac{1}{2}(8)(5)]](https://tex.z-dn.net/?f=SA%3D%288%29%285%29%2B2%5B14.75%5D%2B2%5B%5Cfrac%7B1%7D%7B2%7D%288%29%285%29%5D)


 
        
             
        
        
        
You add all the sides together and divide by the number of side so in your case it would be 6 sides and you should get your perimeter i think thats how you do it i could be wrong 
        
                    
             
        
        
        
Answer:
V≈904.78
Step-by-step explanation: 
You have to multiply 
6*3.14