Calculate arctangent: how to use atan : Tan ATan « Math « C / ANSI-C

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C / ANSI-C » Math » Tan ATan Screenshots  Calculate arctangent: how to use atan #include <stdio.h> #include <math.h> #define PI 3.14159265 int main () {   double v, result;   v = 5;      result = atan ( v ) * 180 / PI;   printf ("Arctangent of %lf is %lf degrees\n", v, result );   return 0; }                     Related examples in the same category 1. Calculate tangent: tan 2. How to use atan 3. How to use atan2 4. How to use tan 5. Hyperbolic tangent: how to use tanh 6. Calculate hyperbolic tangent: how to use tanh 7. Calculate arctangent, 2 parameters: how to use atan2