Answer: A. Beyond
Explanation:
The prefix extra in this contest means beyond. That means that a beyond solar planet is outside solar and something that is beyond terrestrial which means something outside of Earth.
B, C, and D are incorrect answers because they are not fitting into the context of the sentence.
 
        
             
        
        
        
Answer:
Helium
Explanation:
The sun produces energy by fusing hydrogen atoms into helium atoms. This is a nuclear fusion that occurs at the suns core.
 
        
                    
             
        
        
        
Answer:
RECTANGLE: 20CM, 28CM
TRIANGLE: 20CM, 18CM
TRAPEZOID: 10CM, 46CM, 28CM
Explanation:
I just did it 
 
        
             
        
        
        
I believe the answer is "D"
        
             
        
        
        
Answer:
Please what is the question