About Angle Converter
Trigonometry and navigation angle converter. Convert between Degrees, Radians, Gradians, Milliradians, Arcminutes, Arcseconds, and Full Turns.
Key Capabilities & Features
- Covers Degrees, Radians (π rad = 180°), Gradians (400 grad = 360°), and Milliradians
- Astronomical and ballistic arcminute (') and arcsecond (") conversions
- Instant full comparison table for all angular units
- Formula and derivation steps preview
How to Use Angle Converter
1
Enter Angle
Input the angular value.
2
Select Angle Units
Choose between Degrees, Radians, Gradians, or Turns.
3
Read Derivation
Review exact mathematical π ratio and converted result.
Privacy & In-Browser Execution Guarantee
All geometric calculations execute locally in browser with zero telemetry.
Frequently Asked Questions
How many radians are in 180 degrees?
180 degrees is exactly π radians (approx. 3.14159265 rad).
What is a Gradian?
A Gradian (gon) is a metric unit of angle where a right angle is exactly 100 gradians and a full circle is 400 gradians.
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