A C++ program that finds area and circumference of circle.

AreaCircumferenceCircle.cpp

#include<iostream>
#include<conio.h>

using namespace std;
const float pi=3.1415;

int main()
{
 float r,area,circum;
 cout<<"Enter the ardius of the circle : ";
 cin>>r;
 area=pi*r*r;
 circum=2*pi*r;
 cout<<endl<<endl;
 cout<<"Area : "<<area<<endl;
 cout<<"Circumference : "<<circum<<endl;
 getch()
 return(0);
}