#include <iostream>
#include <Polygon.h>

using namespace std;
int main(){
 Trapezium *t = new Trapezium();
 cout << "A = " << t->GetMajorAxis() << "\n";
 t->SetMajorAxis(10.);
 cout << "A = " << t->GetMajorAxis() << "\n";
 
 cout << "number of sides = " << 
          t->GetNsides() << "\n";

 Polygon *p = t;
 
 cout << "number of sides = " << 
          p->GetNsides() << "\n";


 
 
 delete t;
 return 0;
}