Area,Radius,Circumcircle,Diameter,Average C++ Program

#include
#include
using namespace std;
int main()
{
    float rad, dia, circum, area, avg;
    cout<<"Enter the value of Radius:";
    cin>>rad;
    dia=2*rad;
    cout<<"Diameter="<    circum=2*1.14159*rad;
    cout<<"Circumcircle="<    area=1.14159*rad*rad;
    cout<<"Area="<    avg=(dia+circum+area)/3;
    cout<<"Average="<    getch();
}