Page 42 - E-Modul Pemrograman Dasar Kelas X

private void btnHitung_Click(object sender, EventArgs e)
{
double jari, luas;
jari = double.Parse(txtJari.Text);

luas 3.14 jari jari;
txtLuas.Text = Convert.ToString(luas);
}

private void btnKeluar_Click(object sender, EventArgs e)
{
this.Close();
}
}
}

e) Form volume kotak (frmKotak)

using System;
using System.Collections.Generic;

using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq; using System.Text;

using System.Windows.Forms;

namespace Luasdanvolume
{
public partial class frmkotak: Form
{

public frmKotak()
{
InitializeComponent();
}

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