When using ATAN2, the most common questions involve formula entry, parameter input, and result checking; this FAQ includes 3 common questions and a glossary.
FAQ
What should I do if the ATAN2 function shows an error after I enter it?
- Check whether the formula starts with an equal sign
=. - Check whether the parentheses are paired correctly and whether the correct separator is used between parameters.
- Confirm that you entered two valid parameters.
- If the parameters come from cells, confirm that the cell contents are numeric and can be calculated.
How can I view the input hint for the ATAN2 function?
- Select any editable cell.
- Type
=ATAN2(. - Check whether the formula area shows the function syntax hint.
- Follow the hint to enter parameters and complete the calculation.
Why does the ATAN2 result look incorrect?
- Check whether the referenced cells contain numbers stored as text.
- Check whether the formula references the wrong worksheet or the wrong cell positions.
- Check whether other functions in a nested formula affect the final result.
- After changing the source data, confirm that the result has updated.
Glossary
| Term | Definition |
|---|---|
| ATAN2 | An inverse tangent function that usually returns an angle result associated with two input values or coordinates. |
| Cross-sheet reference | A formula reference that uses cell data from another worksheet in the same workbook. |
| Nested calculation | A formula structure that includes other functions or expressions and calculates them by level. |