[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。请在空白处填入适当的内容，将程序补充完整。 Private Type Ang 　　K As Integer 　　Sinx As Single 　　Cosx As Single End Type Dim Ksc As Ang Private Sub Form_Click() Dim Y As Single 　　Open (14) 　　Y=3.14159/180 　　_考试资料记录