Tangent Calculator

Online trigonometric tangent calculator.

Tangent calculator

In order to calculate tan(x) on the calculator:

  1. Enter the input angle.
  2. Select angle type of degrees (º) or radians (rad) in the combo box.
  3. Press the = button to calculate the result.
                     
                     
  tan        
       
                     
                     

Inverse tangent calculator

Enter the tangent value, select degrees (º) or radians (rad) and press the  =  button to get the angle result:

                     
                     
  tan-1        
     
                     
                     

Tangent table

x tan(x)
degrees radians
-90º -π/2 not defined
-60º -π/3 -1.732050808
-45º -π/4 -1.000000000
-30º -π/6 -0.577350269
0º 0 0
30º π/6 0.577350269
45º π/4 1.000000000
60º π/3 1.732050808
90º π/2 not defined

 


See also

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