TAN in WPS on Windows FAQ

Last updated:July 14, 2026

This FAQ covers 3 common question types about the TAN function in WPS on Windows, including parameter format, result checking, and repeated use across cells.

FAQ

What should I do if the TAN function returns an error?

  1. Check whether the parameter is a valid number or a correct cell reference.
  2. Confirm that the formula is written as =TAN(...) and that the parentheses are complete.
  3. If the formula refers to another cell, check whether that referenced cell contains text, spaces, or an error value.

Why is the TAN result different from what I expected?

  1. Confirm that the input parameter is correct.
  2. Check whether the referenced range or referenced cell content was changed by mistake.
  3. If needed, open Insert Function again to review the syntax and parameter details, then adjust the formula.

How can I use the TAN function in multiple cells?

  1. Enter =TAN(...) in one cell first.
  2. Select that cell and move the pointer to the fill handle in the lower-right corner.
  3. Drag down or across to copy the formula to other target cells.

Glossary

TermDefinition
TANA trigonometric function in WPS Spreadsheet that returns the tangent of a given value.
Insert FunctionThe function selection entry point in WPS Spreadsheet for searching functions and reviewing parameter details.
Formula barThe area above the worksheet used to enter or edit cell content and formulas.