static void Main(string[] args)
{
TamGiac1 tg = new TamGiac1();
//tg.nhap();
if (tg.istamgiac())
{
Console.WriteLine("ket qua chu vi tg 1: " + tg.chuvi());
Console.WriteLine("ket qua dien tich tg 1: " + tg.dientich());
}
Console.ReadLine();
TamGiac1 tg2 = new TamGiac1(2, 4, 3);
Console.WriteLine("ket qua chu vi tg 2: " + tg2.chuvi());
Console.WriteLine("ket qua dien tich tg 2: " + tg2.dientich());
Console.ReadLine();
TamGiac1 tg3 = new TamGiac1(tg2);
Console.WriteLine("ket qua tg 3: " + tg3.chuvi());
Console.WriteLine("ket qua tg 3: " + tg3.dientich());
tg3.nhap();
//Console.WriteLine
Console.WriteLine("ket qua 3: " + tg3.chuvi());
Console.WriteLine("ket qua 3: " + tg3.dientich());
Console.WriteLine("ket qua chu vi tg 2 sau khi thay doi: " + tg2.chuvi());
Console.WriteLine("ket qua dien tich sau khi thay doi: " + tg2.dientich());
Console.Read();
}
public TamGiac1(TamGiac1 tg)
{
this.a = tg.a;
this.b = tg.b;
this.c = tg.c;
}