Which of these is equal to cos 47°?
a. cos 43°
b. sin 43°
c. tan 43°
d. cos 133°
B.....
cos (47°)= sin (90°-47°)=sin (43°) [complementary angles]
Answer B
 
        
             
        
        
        
Are there answer choices i really dont under stand the question 
        
             
        
        
        
Answer:
the answer is graph 1
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
The store sold 2,210 footballs. 
Step-by-step explanation:
 
        
             
        
        
        
Answer: (3x^7-5x^5+10x^3-4x^2+1)÷(x^2-18)= 5x^1÷-9