Program to find area and perimeter of circle depending on users choice with output

Program to find area and perimeter of circle depending on users choice with output

techee INDIA

Program: -

#include<iostream>
#include<stdlib.h>
using namespace std;
int main()
{
    system("cls");
    double radius,choice,area,perimeter;
    cout<<"\nMENU : ";
    cout<<"\n1. Area  ";
    cout<<"\n2. Perimeter  "<<"\n";
    cin>>choice;
    if(choice==1)
    {
        cout<<"\nEnter the radius of circle : ";
        cin>>radius;
        area=3.14*radius*radius;
        cout<<"\nthe area is : "<<area;
    }
    else
    {
        cout<<"\nEnter the radius of circle : ";
        cin>>radius;
        perimeter=2*3.14*radius;
        cout<<"\nthe perimeter is : "<<perimeter;
    }
    return 0;
}

Image sample: - 

techee INDIA

Output: -

techee INDIA

Jai hind