Answer:
The solution is attached in the picture below 
Step-by-step explanation:
 
        
                    
             
        
        
        
Depends of the size of the quadrilateral in relation to the circle, but otherwise, yes
        
             
        
        
        
Divide 24 by 6 in order to see how many six second intervals there are. 24/6=4. Multiply 4x5 to show many stories the elevator travels. The answer will be 20 stories.
        
                    
             
        
        
        
Answer:
False. Correct ratio is 
Step-by-step explanation:
the ratio of sine is opposite over hypotenuse
(opposite is the side across from the angle and hypotenuse it the slant line in the triangle)
 
        
             
        
        
        
5a - 10*3 = 45
5a - 30 = 45
5a = 45 + 30
5a = 75
a = 15