Minggu, 01 Januari 2012

Program Luas Segitiga Delphi

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, jpeg, ExtCtrls;

type
  TForm1 = class(TForm)
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Button1: TButton;
    Image1: TImage;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var a,t,l:real;
begin
a:=strtofloat(edit1.Text);
t:=strtofloat(edit2.Text);
l:=a*t*0.5;
edit3.Text:=floattostr(l);
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
form1.Close
end;

end.

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