Tangent of Degrees Reference Values
Calculate tan(θ) from an angle entered in degrees, excluding undefined angles at 90° + 180°k.
Table of Contents
Reference Value Index
This page lists 23 reference values for quick browsing and lookup.
All Reference Values
- -180 deg = 0 Tangent Value
- -165 deg = 0.267949 Tangent Value
- -150 deg = 0.57735 Tangent Value
- -135 deg = 1 Tangent Value
- -120 deg = 1.732051 Tangent Value
- -105 deg = 3.732051 Tangent Value
- -75 deg = -3.732051 Tangent Value
- -60 deg = -1.732051 Tangent Value
- -45 deg = -1 Tangent Value
- -30 deg = -0.57735 Tangent Value
- -15 deg = -0.267949 Tangent Value
- 0 deg = 0 Tangent Value
- 15 deg = 0.267949 Tangent Value
- 30 deg = 0.57735 Tangent Value
- 45 deg = 1 Tangent Value
- 60 deg = 1.732051 Tangent Value
- 75 deg = 3.732051 Tangent Value
- 105 deg = -3.732051 Tangent Value
- 120 deg = -1.732051 Tangent Value
- 135 deg = -1 Tangent Value
- 150 deg = -0.57735 Tangent Value
- 165 deg = -0.267949 Tangent Value
- 180 deg = -0 Tangent Value
Reference Table
| Angle (Degrees) | tan(θ) |
|---|---|
| -180 deg | 0 Tangent Value |
| -165 deg | 0.267949 Tangent Value |
| -150 deg | 0.57735 Tangent Value |
| -135 deg | 1 Tangent Value |
| -120 deg | 1.732051 Tangent Value |
| -105 deg | 3.732051 Tangent Value |
| -75 deg | -3.732051 Tangent Value |
| -60 deg | -1.732051 Tangent Value |
| -45 deg | -1 Tangent Value |
| -30 deg | -0.57735 Tangent Value |
| -15 deg | -0.267949 Tangent Value |
| 0 deg | 0 Tangent Value |
| 15 deg | 0.267949 Tangent Value |
| 30 deg | 0.57735 Tangent Value |
| 45 deg | 1 Tangent Value |
| 60 deg | 1.732051 Tangent Value |
| 75 deg | 3.732051 Tangent Value |
| 105 deg | -3.732051 Tangent Value |
| 120 deg | -1.732051 Tangent Value |
| 135 deg | -1 Tangent Value |
| 150 deg | -0.57735 Tangent Value |
| 165 deg | -0.267949 Tangent Value |
| 180 deg | -0 Tangent Value |
Frequently Asked Questions
Frequently asked questions for Tangent of Degrees and its reference values.
What does the Tangent of Degrees calculator do?
It helps with evaluating tangent values for slopes, right triangles, and trig identities.
What formula does the Tangent of Degrees calculator use?
tan(θ) is computed after converting degrees to radians.
What inputs are valid?
Any finite degree angle is valid except where cosine is zero (tan undefined), such as 90° + 180°k.
When would I use this?
evaluating tangent values for slopes, right triangles, and trig identities
Methodology and Review
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