#include<conio.h>
#include<stdio.h>
void main()
{
int side1,side2,base,hieght,perimeter,area;
printf("Enter the 1st arm = ");
scanf("%d",&side1);
printf("Enter the 2nd arm = ");
scanf("%d",&side2);
printf("Enter the base or 3rd arm = ");
scanf("%d",&base);
perimeter=side1+side2+base;
area=(base*perimeter);
printf("Perimeter is = %d",perimeter);
printf("Area is = %d",area);
getch();
}
OUTPUT :-