PROGRAM TO FIND TOTAL OF THREE NUMBERS #include<stdio.h> voidmain() { int a,b,c,total; clrscr(); printf("enter the three numbers"); scanf("%d%d%d",&a&b&c); total=a+b+c; printf("total=%d",total); getch(); } PROGRAM TO FIND AREA OF A TRIANGLE #include<stdio.h> #include<math.h> void main() { float a,b,c,sum,area; printf("enter the values of area of triangle"); scanf("%f%f%f",&a&b&c); sum=(a+b+c)/2; area=sqrt(sum*(a)*(b)*(c)); printf("area of triangle=area"); } getch()