vb 已知圆半径r,求圆面积,球表体积,球体积

RT
求VB代码

第1个回答  2013-04-26
Private Sub Command1_Click()
Dim r As Long, c As Long, s As Long, v As Long
r = InputBox("请输入圆半径:", "圆半径")
c = 3.14 * r * r
s = 4 * 3.14 * r * r
v = (4 / 3) * 3.14 * r * r * r
Label4.Caption = c
Label5.Caption = s
Label6.Caption = v
End Sub
在VISUAL BASIC 程序设计教程(第四版) 71本回答被提问者采纳
第2个回答  2013-04-26
球面积:V 球 = (4/3) 3.14 R^3
球的表面积:V球=4*3.14*R^2