Created by
mathistheway
- 
                  
Math
 - 
                  
Trigonometry
 - 
                  
Edad 13+
 - 
                    
level: Grade 9 - 12
 - 
                  
English
 
Author's Instructions
Rewriting angles using the sum-difference formulas
Created by
mathistheway
- 
                  
Math
 - 
                  
Trigonometry
 - 
                    
Edad 13+
 - 
                    
level: Grade 9 - 12
 - 
                  
English
 
Author's Instructions
Rewriting angles using the sum-difference formulas