TRIGONOMETRIC VALUES

 TRIGONOMETRIC VALUES :

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
    double degree,radian,pi;
    printf("enter degree = ");
    scanf("%lf",&degree);
    pi=3.14159;
    radian = degree*(pi/180);
    printf("sin=%lf\n",sin(radian));
    printf("cos=%lf\n",cos(radian));
    if(degree!=90)
    {
        printf("tan=%lf\n",tan(radian));
        printf("sec=%lf\n",1/cos(radian));
    }
    else
    {
        printf("tan=not defined\n");
        printf("sec=not defined\n");
    }
    if(degree!=0)
    {
        printf("cot=%lf\n",1/tan(radian));
        printf("cosec=%lf\n",1/sin(radian));
    }
    else
    {
        printf("cot=not defined\n");
        printf("cosec=not defined\n");
    }
    getch();
}

Output :

enter degree = 60

sin=0.866025

cos=0.500001

tan=not defined

sec=1.999997

cot=not defined

cosec=1.154701