The cross sectional shape is a circle.
        
             
        
        
        
Ratio is the number of something beside another number of something i.e. ( There are 2 boys and three girls so the Ratio would be 2:3) Therefore the answer would be 5:11:4:4. Yiou want the goats ratio of the total number of animals so we will add all animals EXcEPT the goat. 5+11+4 = 20 so the ratio would be 4:20
        
             
        
        
        
Using Pythagorean theorem, the answer should be 8.7ft
        
             
        
        
        
Give better description if they are both identical
        
             
        
        
        
The answers to the question is A.