/*****************************************************************************
*       Outputs the area and circumfrence of a circle.                       *
*       Inputed: r (radius)                                                  *
*       Outputed: area (area) [=pi*r*r], cir (circumfrence) [=2*pi*r]        *
*                 [=len+len+wid+wid]                                         *
*       Written: September 12, 2001                                          *
*       By: Ronald Roberts                                                   *
*****************************************************************************/

//Program #2
//12SEP01
#include <iostream.h>
int main()
{
cout<<"This Program Will Find Out The Circumference and Area of a circles"<<endl;
const double pi=3.14159;
double r;
double area;
double cir;
cout<<" "<<endl;
cout<<"Please Enter The Radius Of Your Circle"<<endl;
cin>>r;
cir=2*pi*r;
area=pi*r*r;
cout<<"The Circumference Of Your Circle Is "<<cir<<"."<<endl;
cout<<"The Area Of Your Circle Is "<<area<<"."<<endl;
return 0;
}

/* OUTPUT
This Program Will Find Out The Circumference and Area of a circles

Please Enter The Radius Of Your Circle
7

The Circumference Of Your Circle Is 43.98226.
The Area Of Your Circle Is 153.93791.
*/