Answer:
Step-by-step explanation:
S, S, E.
Come on, do I have to spell it out for you?  :)
 
        
             
        
        
        
Powers of ten! is the answer
        
                    
             
        
        
        
Answer:
m∠60
Step-by-step explanation:
30 + 90 = 120
180-120=60
 
        
                    
             
        
        
        
Answer:
   888.89 km
Step-by-step explanation:
Write the given question as an equation and solve.
   80 km = 0.09 × (what distance)
   (80 km)/0.09 = what distance . . . . . divide by the coefficient of the variable
   888.89 km ≈ what distance
80 km is 9% of 888.89 km