I would expect a spreadsheet is called a spreadsheet because data used is spread over a large digital sheet.
Generally it would still be called a spreadsheet, but it could be called a What-if spreadsheet.
A spreadsheet is sometimes called a worksheet.
The cell in a spreadsheet is called a cell.
In a spreadsheet a built-in formula is called a function.
It usually is called a spreadsheet. Microsoft Excel calls it a worksheet.
Because it is a computerised spreadsheet, as opposed to a paper-based spreadsheet.
In a spreadsheet the area where you manipulate data is called a cell.
The cell which is selected or highlighted in a spreadsheet is called an ACTIVE CELL.
One location on a spreadsheet is called a "cell".
A line of cells across a spreadsheet is called a row.
Your question is not clear. The program is called Excel. The file is called a workbook. The individual spreadsheet page is called a worksheet.
It is called a worksheet.