VB .NET Como Chamar Programas .exe

Public Class Form1

    Private Sub rdbEscolhe_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rdbEscolhe.CheckedChanged

        If Me.rdbEscolhe.Checked Then

            txtCaminho.Enabled = True

            cmdCaminho.Enabled = True

        Else

            txtCaminho.Enabled = False

            cmdCaminho.Enabled = False

        End If

    End Sub

    Private Sub cmdCaminho_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdCaminho.Click

        OpenFileDialog1.ShowDialog()

        txtCaminho.Text = OpenFileDialog1.FileName

    End Sub

    Private Sub cmdOk_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdOk.Click

        If rdbBlocoNotas.Checked = True Then

            Process.Start("notepad.exe")

        Else

            If rdbCalculadora.Checked = True Then

                Process.Start("calc.exe")

            Else

                Process.Start(txtCaminho.Text)

            End If

        End If

    End Sub

End Class

Espero ter ajudado e até mais...