Answer:
i need more information like what is the length width etc.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
43/50
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
the coordinates of midpoint is average of x value of endpoints and average of y value of endpoints
 
        
             
        
        
        
Answer:
1st pic: 
step 2. 
2nd pic:
Rene should add, not multiply 2 volumes.
The correct answer is 48+216 =264
3rd pic:
a, for blue prism: V = Area of base x Height = 48 x a =720
=> a = 720/48 = 15
b,  for orange prism: V = Area of base x Height = (12xb)/2 x 15 =720
=> b =(720x2)/(15x12)= 8
 
        
             
        
        
        
You can just multiply the top and the bottom by the same number, and you will get equivalent fractions.