Arctangent to Radians: -2 Tangent Value
Specific conversion page with reference context, calculator, and nearby values.
Table of Contents
-2 Tangent Value converts to
-1.107149 rad
Use this as a quick reference for Arctangent to Radians.
Value Details
Input: -2 Tangent Value
Output: -1.107149 rad
Arctangent to Radians
Calculate inverse tangent and return the principal angle in radians.
Calculated Result
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Nearby Reference Values
| Tangent Value | atan(x) |
|---|---|
| -20 Tangent Value | -1.520838 rad |
| -15 Tangent Value | -1.504228 rad |
| -12.5 Tangent Value | -1.490966 rad |
| -10 Tangent Value | -1.471128 rad |
| -8 Tangent Value | -1.446441 rad |
| -6 Tangent Value | -1.405648 rad |
| -5 Tangent Value | -1.373401 rad |
| -4 Tangent Value | -1.325818 rad |
| -3 Tangent Value | -1.249046 rad |
| -2 Tangent Value | -1.107149 rad |
| -1 Tangent Value | -0.785398 rad |
| -0.5 Tangent Value | -0.463648 rad |
| 0 Tangent Value | 0 rad |
| 0.5 Tangent Value | 0.463648 rad |
| 1 Tangent Value | 0.785398 rad |
| 2 Tangent Value | 1.107149 rad |
| 3 Tangent Value | 1.249046 rad |
| 4 Tangent Value | 1.325818 rad |
| 5 Tangent Value | 1.373401 rad |
| 6 Tangent Value | 1.405648 rad |
Frequently Asked Questions
Common questions about Arctangent to Radians, formulas, and expected usage.
What does the Arctangent to Radians calculator do?
It helps with recovering angles from slope-like values and tangent ratios.
What formula does the Arctangent to Radians calculator use?
atan(x) returns the principal inverse tangent angle in radians, in the range (-π/2, π/2).
What inputs are valid?
Any finite tangent input value is valid.
When would I use this?
recovering angles from slope-like values and tangent ratios
Methodology and Review
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Use this page as a fast lookup reference, then confirm final project values using applicable standards and manufacturer documentation.