Cotangent of Radians

Calculate cotangent from an angle entered in radians where sine is non-zero.

Author

Prof. Oleksandr Kovalenko

Math editorial contributor

Ukrainian cybersecurity researcher at ETH Zurich, focused on post-quantum cryptographic protocols

Reviewed by

Prof. Kenji Tanaka

Math content reviewer

Japanese materials scientist at Kyoto University, known for breakthroughs in sustainable polymer research

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. Reference values
  2. Calculator
  3. Reference table
  4. FAQs
  5. Methodology and review
  6. Related conversions

0.261799 rad =

3.732057 Cotangent Value

Representative value from the Cotangent of Radians reference table.

Reference Values

Browse 22 reference values with individual detail pages for quick lookup.

Browse all reference values

Cotangent of Radians

Calculate cotangent from an angle entered in radians where sine is non-zero.

Calculated Result

Reference Table

Use this complete table for quick lookup and internal linking to specific value pages.

Cotangent of Radians Reference
Angle (Radians)cot(x)
-2.879793 rad3.732047 Cotangent Value
-2.617994 rad1.732051 Cotangent Value
-2.356194 rad0.999999 Cotangent Value
-2.094395 rad0.57735 Cotangent Value
-1.832596 rad0.267949 Cotangent Value
-1.570796 rad-0 Cotangent Value
-1.308997 rad-0.267949 Cotangent Value
-1.047198 rad-0.57735 Cotangent Value
-0.785398 rad-1 Cotangent Value
-0.523599 rad-1.73205 Cotangent Value
-0.261799 rad-3.732057 Cotangent Value
0.261799 rad3.732057 Cotangent Value
0.523599 rad1.73205 Cotangent Value
0.785398 rad1 Cotangent Value
1.047198 rad0.57735 Cotangent Value
1.308997 rad0.267949 Cotangent Value
1.570796 rad0 Cotangent Value
1.832596 rad-0.267949 Cotangent Value
2.094395 rad-0.57735 Cotangent Value
2.356194 rad-0.999999 Cotangent Value
2.617994 rad-1.732051 Cotangent Value
2.879793 rad-3.732047 Cotangent Value

Frequently Asked Questions

Common questions about Cotangent of Radians, formulas, and typical use cases.

What does the Cotangent of Radians calculator do?

It helps with evaluating cotangent in radian-based trigonometric and calculus work.

What formula does the Cotangent of Radians calculator use?

cot(x) = 1 / tan(x) for angles in radians.

What inputs are valid?

Any finite angle is valid except integer multiples of π where sine is zero.

When would I use this?

evaluating cotangent in radian-based trigonometric and calculus work

Methodology and Review

This page combines a live calculator, precomputed reference values, and FAQ content from the same conversion definition to reduce mismatch between calculator output and lookup tables.

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