Hiding Worksheet
Here is the step to hide a worksheetStep (1) Right Click the Sheet Name and select Hide option. Sheet will get hidden.
Unhiding Worksheet
Here are the steps to unhide a worksheetStep (1) Right Click on any Sheet Name and select Unhide... option.
Step (2) Select Sheet Name to unhide in Unhide dialog to unhide the sheet.
Press Ok Button
Now you will have your hidden sheet back.