Arctan Calculator

Step into the fascinating realm of trigonometry with our Arctan Calculator. Navigate complex calculations with ease and precision, making the world of angles and tangents more accessible than ever before!

arctan
Angle in degrees:
°
Angle in radians:
rad
Calculation:

Understanding Arctangent

Arctangent, often denoted as arctan, represents the inverse function of the tangent, expressed as y = tan(x).

arctan(y) = tan-1(y) = x + kπ

Where

k can be {...,-2,-1,0,1,2,...}

For clarity, consider that the tangent of 45° equals 1:

tan(45°) = 1

From this, we deduce the arctangent of 1 to be 45°:

arctan(1) = tan-1(1) = 45°

Quick Reference: Arctangent Values

Arctangent table

y x = arctan(y)
degrees radians
-1.732050808 -60° -π/3
-1 -45° -π/4
-0.577350269 -30° -π/6
0 0
0.577350269 30° π/6
1 45° π/4
1.732050808 60° π/3

Using a Calculator for Arctangent

To determine arctan(y) on most calculators:

  1. Press the shift+tan buttons.
  2. Input the desired angle.
  3. Hit the = button to retrieve the result.

Arctan Calculator: Decoding Angles with Precision

Functionality:
The Arctan Calculator specializes in computing the inverse tangent of a given ratio, providing an angle that corresponds to a particular tangent value.

Ease of Use:
Designed for simplicity, users can input the tangent value and instantly receive the associated angle, removing the complexity often tied to trigonometric calculations.

Application:
From students grappling with trigonometry assignments to professionals in fields like engineering and architecture, this tool is invaluable for quickly and accurately determining angles.

Benefit:
By leveraging the Arctan Calculator, users can ensure precise results, save time, and enhance their understanding of angle-tangent relationships.

What does the Arctan Calculator do?

The Arctan Calculator computes the inverse tangent (or arctan) of a given value, translating ratios into angles. It's a handy tool for solving trigonometric problems where you know the tangent of an angle and need to determine the actual angle in degrees or radians.


See also

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