Meghitung Luas Lingkaran Dengan menggunakan Nilai Balik
Posted by Budi Arieyanto | Posted in Borlant C++ | Posted on 04.36
#include <iostream.h>
#include <conio.h>
long luas(float jari,float phi);
main()
{
float jari;
const float phi=3.14;
cout<<"Menghitung Luas Lingkaran"<<endl;
cout<<"========================="<<endl;
cout<<"\n\nJari = ";cin>>jari;
cout<<"Luas = "<<luas(jari,phi)<<" cm"<<endl;
getch();
}
long luas(float jari,float phi)
{
return (phi*jari*jari);
}


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