C Program to check triangle valid or not when angles are given
#include<stdio.h>
int main()
{
int angle1, angle2, angle3, sum;
printf("Enter three angles of Triangle: ");
scanf("%d%d%d",&angle1,&angle2,&angle3);
sum = angle1 + angle2 + angle3;
if(sum == 180)
{
printf("Triangle is Valid");
}
else
{
printf("Invalid Triangle");
}
return 0;
}
Output
Enter three angles of Triangle: 45
65
70
Triangle is Valid