/*
 * CISC 105  06/13/05
 * angles.c
 * In-class example.  Demonstrates using constants,
 * math library, format specifiers to print
 * the sines and cosines of angles.
 */
#include <stdio.h>
#include <math.h>
#define PI 3.14159

int main() {

  int angle = 0;
  double sine, cosine;
  double radians;
  
  radians = angle*(PI/180);

  printf("Degrees   Sine   Cosine\n");
  printf("-----------------------\n");
  printf("%5d %9.3lf %7.3lf\n", angle, sin( radians ), cos (radians ) );

  angle += 30;
  radians = angle*(PI/180);

  printf("%5d %9.3lf %7.3lf\n", angle, sin( radians ), cos (radians ) );
  
  angle += 30;
  radians = angle*(PI/180);
  printf("%5d %9.3lf %7.3lf\n", angle, sin( radians ), cos (radians ) );

  angle += 30;
  radians = angle*(PI/180);
  printf("%5d %9.3lf %7.3lf\n", angle, sin( radians ), cos (radians ) );

  return 0;
}