9. The Cells area allows you to Insert, Delete, and Format different things within the Excel document. Insert allows you to insert cells, rows, columns, and entire sheets. Delete allows you to delete cells, rows, columns, and sheets. Format allows you to change the height and width of a cell, row, or column; it also allows you to hide and unhide cells, rows, columns, and sheets. You can also use the Cells area to organize sheets and protect them.
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