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

Data Analysis

  • How to combine 2 or more chart types in a single chart in Excel
  • Conditional Formatting Icon Sets Examples in Excel
  • Error Bars in Excel
  • How to create Gauge Chart in Excel
  • How to Create One and Two Variable Data Tables in Excel

References

  • How to use Excel ROW Function
  • How to get address of first cell in range in Excel
  • How to retrieve first match between two ranges in Excel
  • Two-way lookup with VLOOKUP in Excel
  • Extract data with helper column in Excel

Data Validations

  • Prevent invalid data entering in specific cells
  • Excel Data validation no punctuation
  • Excel Data validation allow uppercase only
  • Excel Data validation must not contain
  • Excel Data validation allow weekday only

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Your email address will not be published.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

  • Invoice status with nested if in Excel
  • OR function Examples in Excel
  • How to use IFS function in Excel
  • Complete List of Excel Logical Functions, References and Examples
  • How to use Excel XOR Function

Date Time

  • TODAY function: Description, Usage, Syntax, Examples and Explanation
  • DATE function: Description, Usage, Syntax, Examples and Explanation
  • Custom weekday abbreviation in Excel
  • Get first day of month in Excel
  • DAY function: Description, Usage, Syntax, Examples and Explanation

Grouping

  • Calculate conditional mode with criteria in Excel
  • How to randomly assign data to groups in Excel
  • How to randomly assign people to groups in Excel
  • Map inputs to arbitrary values in Excel
  • Running count group by n size in Excel

General

  • Customize Ribbon In Excel
  • Advanced Number Formats in Excel
  • Basic text sort formula in Excel
  • How to get Excel workbook path only
  • Subtotal by color in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning