private void exercicio1ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmExercicio1 objFrm1 = new frmExercicio1();
objFrm1.MdiParent = this;
objFrm1.WindowState = FormWindowState.Maximized;
objFrm1.Show();
}
private void form1ToolStripMenuItem_Click(object sender, EventArgs e)
{
Form fc = Application.OpenForms[""];
if (fc != null)
{
fc.Close();
}
frmExercicio1 frmExercicio1 = new frmExercicio1();
frmExercicio1.MdiParent = this;
frmExercicio1.WindowState = FormWindowState.Maximized;
frmExercicio1.Show();
}