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Alignment.
in the home tab
You may be referring to functions, of which Excel has many types of.
Alignment can be done through the Alignment group on the Home tab on the ribbon.
You can click on the alignment icons on the formatting toolbar. Another way is to to go to the Format menu and pick Cells and then Alignment and from there you can pick whichever format of alignment you want.
Within the Alignment section on the Home tab of Excel, you can align the text of a selected cell from center, left, right or justified. It also allow you to merge cells and wrap text.
Excel includes 11 chart types. Source: Office 2007 Concepts and Techniques. Shelly Cashman Series
There are 3 types of cell addressing or cell referencing mechanisms in Excel. They are relative, mixed and absolute.
The keyboard shortcuts for text alignment on a Windows PC are: Control plus L for left alignment. Control plus R for right alignment. Control plus E for centre alignment. For Excel the shortcuts are below:
A lot of them are the same, but not all of them. For example, Ctrl - E does not centre text in Excel.
You cannot. The whole point of Excel Viewer is to be able to read-only view an excel spreadsheet, even though you do not have Excel. You will have to purchase or find a copy of Excel if you wish to edit the spreadsheet.
Rotating Text