Skip to content
Free Excel Tutorials
  • Home
  • Excel For Beginners
  • Excel Intermediate
  • Advanced Excel For Experts

Data Analysis

  • Subtotal function in Excel
  • How to conditionally sum numeric data in an Excel table using SUMIFS
  • How to calculate current stock or inventory in Excel
  • How to create Checklist in Excel
  • How To Filter Data in Excel

References

  • How to reference named range different sheet in Excel
  • How to use Excel MATCH Function
  • How to get relative column numbers in a range in Excel
  • Count rows with at least n matching values
  • Count rows that contain specific values in Excel

Data Validations

  • Excel Data validation no punctuation
  • Excel Data validation must not contain
  • Excel Data validation must contain specific text
  • Excel Data validation whole percentage only
  • Excel Data validation don’t exceed total

SEC function: Description, Usage, Syntax, Examples and Explanation

by

What is SEC function in Excel?

SEC function is one of the Math and Trig functions in Microsoft Excel that returns the secant of an angle.

Syntax of SEC function

SEC(number)

The SEC function syntax has the following arguments.

Number: Number is the angle in radians for which you want the secant.

SEC formula explanation

  • The absolute value of number must be less than 2^27.
  • If the angle is in degrees, either multiply the angle by PI()/180 or use the RADIANS function to covert the angle to radians.
  • If number is outside of its constraints, SEC returns the #NUM! error value.
  • If number is a non-numeric value, SEC returns the #VALUE! error values.

Example of SEC function

Steps to follow:

1. Open a new Excel worksheet.

2. Copy data in the following table below and paste it in cell A1

Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.

You can adjust the column widths to see all the data, if need be.

Formula Description Result
=SEC(45) Returns the secant of a 45 degree angle. 1.90359
=SEC(30) Returns the secant of a 30 degree angle. 6.48292

Post navigation

Previous Post:

TRUE function: Description, Usage, Syntax, Examples and Explanation

Next Post:

Excel Pie Chart

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Learn Basic Excel

Ribbon
Workbook
Worksheets
Format Cells
Find & Select
Sort & Filter
Templates
Print
Share
Protect
Keyboard Shortcuts

Categories

  • Charts
  • Data Analysis
  • Data Validation
  • Excel Functions
    • Cube Functions
    • Database Functions
    • Date and Time Functions
    • Engineering Functions
    • Financial Functions
    • Information Functions
    • Logical Functions
    • Lookup and Reference Functions
    • Math and Trig Functions
    • Statistical Functions
    • Text Functions
    • Web Functions
  • Excel VBA
  • Excel Video Tutorials
  • Formatting
  • Grouping
  • Others

Logical Functions

  • Nested IF function example in Excel
  • NOT function: Description, Usage, Syntax, Examples and Explanation
  • AND function: Description, Usage, Syntax, Examples and Explanation
  • IFERROR function: Description, Usage, Syntax, Examples and Explanation
  • Extract multiple matches into separate rows in Excel

Date Time

  • HOUR function: Description, Usage, Syntax, Examples and Explanation
  • Get work hours between dates and times in Excel
  • Add decimal minutes to time in Excel
  • Convert decimal hours to Excel time
  • Get month from date in Excel

Grouping

  • Group times into 3 hour buckets in Excel
  • Running count group by n size in Excel
  • If cell contains one of many things in Excel
  • Group numbers with VLOOKUP in Excel
  • Calculate conditional mode with criteria in Excel

General

  • Check if multiple cells have same value in Excel
  • Split Cell Content Using Text to Columns in Excel
  • Select, Insert, Rename, Move, Delete Worksheets in Excel
  • Create dynamic workbook reference to another workbook in Excel
  • How to test a range for numbers in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning