Fundamental Mathematics/Trigonometry/Trignometry Function

Trignometry FunctionEdit

Relation of right triangle sides are defined as trigonometry functions. They are

Trignometry Function Definition Mathematical Formula Graphs
Sin Opposite side over hypotnuse    
Cos Adjacent side over hypotnuse    
Tang Opposite over Adjacent    
Cotang Adjacent over opposite    
Sec 1 over opposite    
Cosec 1 over adjacent    

The Sin functionEdit





Eucleur's complex circle


In solving wave equation of the form   gives Sin function as a wave function


From above, when