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

Data Analysis

  • Chart Axes in Excel
  • How to Use Solver Tool in Excel
  • Data Series in Excel
  • How To Load Analysis ToolPak in Excel
  • Conditional Formatting Rules in Excel

References

  • Get nth match with INDEX / MATCH in Excel
  • Multi-criteria lookup and transpose in Excel
  • Create hyperlink with VLOOKUP in Excel
  • Approximate match with multiple criteria in Excel
  • How to use Excel MATCH Function

Data Validations

  • Excel Data validation must not contain
  • Excel Data validation date in specific year
  • Prevent invalid data entering in specific cells
  • Excel Data validation don’t exceed total
  • Excel Data validation exists in list

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Your email address will not be published.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

  • SWITCH function example in Excel
  • How to use Excel XOR Function
  • How to use IFS function in Excel
  • How to use Excel FALSE Function
  • IFS function: Description, Usage, Syntax, Examples and Explanation

Date Time

  • DAYS360 function: Description, Usage, Syntax, Examples and Explanation
  • Get project midpoint in Excel
  • How to calculate nth day of week in month in Excel
  • Sum through n months in Excel
  • Calculate expiration date in Excel

Grouping

  • Group numbers at uneven intervals in Excel
  • Map text to numbers in Excel
  • How to randomly assign data to groups in Excel
  • Running count group by n size in Excel
  • Calculate conditional mode with criteria in Excel

General

  • Excel Ribbon Quick Overview For Beginners
  • How to generate random number between two numbers in Excel
  • How to get original price from percentage discount in Excel
  • Find Most Frequently Occurring Word in Excel Worksheet
  • Subtotal by color in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning