Take the right angled triangle  with sides 13, 12 and 5. sine theta will be 12/13
When sin theta < 0 and cos theta < 0  we are in the  third  quadrant  so sin theta will be -12/13
tan theta = sin theta / cos theta  = -5/13 /  -12/13   = -5*13 / -12*13 =  5/12
 
        
             
        
        
        
The answer would be about
        
             
        
        
        
30 is your mystery answer :)
        
                    
             
        
        
        
A.
<span>GCF(10; 2) = 2  /</span>factors of 10: 1, 2, 5, 10; factors of 2: 1, 2/
B.
GCF(4; 6) = 2  /factors of 4: 1, 2, 4; factors of 6: 1, <span>2, 3, 6/</span>
C.
GCF(6; 12) = 6  /factors of 6: 1, 2, 3, 6; factors of 12: 1, <span>2, 3, 4, 6, 12/</span>
D.
GCF(2; 24) = 2   <span>/factors of 2: 1, 2; factors of 24: 1, <span>2, 3, 4, 6, 8, 12, 24/</span>
</span>Answer: A, B and D.
        
                    
             
        
        
        
97% because that is the average of the three test scores.