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Tangent Half-Angle

Calculate Tangent Half-Angle instantly with the exact formula and a worked example.

Tangent Half-Angle

x°
tan(x/2)
0.57735
Calculate Tangent Half-Angle instantly with the exact formula and a worked example.

More about: Tangent Half-Angle

What it calculates

The “Tangent Half-Angle” calculator computes tan(x/2) from 1 parameter: x (°).

A core calculation for studying, engineering tasks, and checking solutions.

Example calculation

With parameters x = 60 ° the result is 0.5774.

How to use

  1. Enter x — each field above is adjustable with a slider.
  2. tan(x/2) is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Tangent Half-Angle calculated?
The Tangent Half-Angle calculator computes tan(x/2) from x. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Tangent Half-Angle calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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