Here is your answer 
D. 

REASON:
Given equatorial radius= 3,394 km
Rounding it to nearest thousands, we get

HOPE IT IS USEFUL
 
        
        
        
Answer:
angle b = 40 degrees
Step-by-step explanation:
Because  angle a + angle b = 90 degrees
50 + angle b = 90
angle b = 90 - 50 = 40 degrees.
 
        
                    
             
        
        
        
Answer:
B
Step-by-step explanation:
hope this help but I worked it out so it should be true
 
        
             
        
        
        
(?) is (-1) and that gray blank thing is 3.
Give a brainliest please:-)
 
        
        
        
Answer:
2.873375
Step-by-step explanation: