Program to find and display area and perimeter of a square in C++.

Q) Write a program to find and display area and perimeter of a square in C++.

Source code:

#include<iostream.h>

#include<conio.h>

void main()

{

clrscr();

int side,area,perimeter;

cout<<"Enter side-";

cin>>side;

area=side*side;

perimeter=4*side; 

cout<<"Area="<<area<<endl;

cout<<"Perimeter="<<perimeter<<endl;

getch();

}

Output: