<u><em>A</em></u> would be correct hope I helped. 
 
        
             
        
        
        
Answer:
A≈576.31
Step-by-step explanation:
surface area = bh + L(s1+s2+s3)
surface area = (13*11) + 13 * (10+11+14.87)
 
        
             
        
        
        
Answer:
33.83 
Step-by-step explanation:
This is because if you trying to find h and the opposite side, you will have to use cos to get that answer. My using this equation 

You will find that x will equal 33.83 
Hope this Helped 
 
        
             
        
        
        
320 portions of waffles can be made with one container.
Step-by-step explanation:
Given, 
Milk is bought in 1 gallon container. 
One portion of waffles require = 0.4 ounces of milk
We know that; 
1 gallon = 128 ounces 
Now; 
No. of portions of waffles = 
No. of portions of waffles = 
No. of portions of waffles = 320 
320 portions of waffles can be made with one container.
 
        
                    
             
        
        
        
Answer:
D.   (27x^6y^9) / x^9.
Step-by-step explanation:
(3x^2y^3 / z^3 )^3
=  3^3 x^(2*3)y(3*3) / z^(3^3)
= 27 x^6y^9 / x^9.