Secant Calculator
The secant calculator is here to help you find the value of the secant function of a given angle.

What Secant Calculator does
The Secant Calculator on Omni Calculator lets users compute the secant of an angle by entering a value and selecting degrees or radians. The output is the ratio of the hypotenuse to the adjacent side in a right triangle, presented as a numerical result that can be shared or reset. It serves as a quick reference for anyone needing to evaluate this less-common trigonometric function without manual computation.
How to use the Omni Calculator Secant Calculator
- 1
Open the Secant Calculator on Omni Calculator
- 2
Enter an angle value and choose the unit (degrees or radians)
- 3
View the calculated secant ratio displayed on screen
- 4
Use the Share or Clear buttons to export or reset the calculation
Best for
Students, educators, and math enthusiasts who need to quickly verify secant values or solve trigonometry problems without manual calculation.
Limitations
- Results are estimates based on standard trigonometric definitions
- No option to convert between degrees and radians within a single calculation
- Interface includes promotional content and links to other calculators
Secant Calculator FAQ
- What is the secant of an angle?
- The secant is the reciprocal of the cosine, calculated as the ratio of the hypotenuse to the adjacent side in a right triangle.
- Can I input angles in both degrees and radians?
- Yes, the calculator accepts angle measurements in degrees or radians, and converts them internally before computing the result.
- What happens if I enter an angle where cosine is zero?
- The secant is undefined at those angles because division by zero occurs; the calculator will typically return an error or indicate the value is undefined.
- Is the secant function the same as 1 over cosine?
- Yes, by definition the secant of an angle equals 1 divided by the cosine of that angle.
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