Area of Scalene Triangle-C program

area = (s1 * s2 * sin((M_PI/180)*angle))/2

/*
Developed by deepak anand.
For more programs,
visit programming-stuff-4-u.blogspot.in
*/
#include<stdio.h>
#include<conio.h>
int main()
{
int s1,s2,angle;
float area;
printf("nEnter Side1 : ");
scanf("%d",&s1);
printf("nEnter Side2 : ");
scanf("%d",&s2);
printf("nEnter included angle : ");
scanf("%d",&angle);
area = (s1 * s2 * sin((M_PI/180)*angle))/2;
printf("nArea of Scalene Triangle : %f",area);
return(0);
}

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