The answer is A. You can check by plugging in the numbers for x.
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
Se simplifica inicialmente la fórmula en términos de las funciones trigonométricas fundamentales (Initially, the formula is simplified in terms of fundamental trigonometric functions):




 
        
             
        
        
        
I would say b but i’m not 100% sure lol
        
             
        
        
        
Answer:
glizzy
Step-by-step explanation:
 
        
             
        
        
        
Hi!
1. Your answer should be the first option. (It looks the best to me)
2. it is the last option because it's the only one that's identical to the original picture.
3. It should be the third option since there are 10cm on the top of the shape.
4. a total of 39 
Hope that helps, good luck! :)