Tangent Half-Angle
Calculate Tangent Half-Angle instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Tangent Half-Angle
x°
tan(x/2)
0.57735
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
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.