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

Data Analysis

  • How to Create Thermometer Chart in Excel
  • How To Perform and Interpret Regression Analysis in Excel
  • How to count table rows in Excel
  • Conditional Formatting Data bars Examples in Excel
  • How to sum a total in multiple Excel tables

References

  • CHOOSE function: Description, Usage, Syntax, Examples and Explanation
  • To count total rows in a range in Excel
  • How to reference named range different sheet in Excel
  • How to calculate two-way lookup VLOOKUP in Excel Table
  • How to use Excel MMULT Function

Data Validations

  • Excel Data validation with conditional list
  • Excel Data validation must begin with
  • Excel Data validation number multiple 100
  • Excel Data validation exists in list
  • Excel Data validation unique values 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Your email address will not be published.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

  • How to use Excel OR Function
  • OR function: Description, Usage, Syntax, Examples and Explanation
  • IF function: Description, Usage, Syntax, Examples and Explanation
  • Check multiple cells are equal in Excel
  • XOR function: Description, Usage, Syntax, Examples and Explanation

Date Time

  • Get days between dates ignoring years in Excel
  • How to show last updated date stamp in Excel
  • Get project midpoint in Excel
  • Get days between dates in Excel
  • How to get Holiday Date from Year in Excel

Grouping

  • Group numbers at uneven intervals in Excel
  • Categorize text with keywords in Excel
  • Group times into 3 hour buckets in Excel
  • Calculate conditional mode with criteria in Excel
  • Map text to numbers in Excel

General

  • Share Excel data with Word documents
  • Find Most Frequently Occurring Word in Excel Worksheet
  • List worksheet index numbers in Excel
  • How to test a range for numbers in Excel
  • How to create dynamic named range with INDEX in Excel
© 2025 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning