[填空题] 下列事件过程的功能是:建立一个名为Datal的随机文件,存放角度值及这些角度的正弦函数值和余弦函数值,角度为1,2,3,…,90。请在空白处填上合适的代码,将程序补充完整。 Private Type AngK As IntegerSinx As SingleCosx As Single End Type ______ ’定义Ang类型的变量Ksc Private Sub Form Click() Dim Y As Single Open "C:Data1.txt" For Random As #1 Len=10 Put #1,1,Ksc Y=3.14159/180 For i=1 To 90 Ksc.K=i ______=Sin(i*Y)’给变量Ksc的正弦函数值赋值 Ksc.Cosx=Cos(i*Y) Next i Close #1 End Sub