VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   4560
   ClientLeft      =   120
   ClientTop       =   450
   ClientWidth     =   6300
   LinkTopic       =   "Form1"
   ScaleHeight     =   4560
   ScaleWidth      =   6300
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "计算"
      Height          =   615
      Left            =   2520
      TabIndex        =   2
      Top             =   3600
      Width           =   1455
   End
   Begin VB.Label Label2 
      Caption         =   "Label2"
      Height          =   1335
      Left            =   3360
      TabIndex        =   1
      Top             =   840
      Width           =   1935
   End
   Begin VB.Label Label1 
      Caption         =   "Label1"
      Height          =   1095
      Left            =   720
      TabIndex        =   0
      Top             =   960
      Width           =   1935
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'注意：不要删除注释；完善程序时删除下划线
'要求： 1、请将命令按钮上显示的文本"command1"改为"计算"
'       2、完善程序的填空，并调试运行和保存

Private Sub Command1_Click()
       r = InputBox("请输入半径R＝", "数据输入框")
       s = 3.141592 * r * ___第一空____
       v = 4 * ____第二空____* r
       Label1.Caption = s
       ___第三空____= v
End Sub

