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Angle Converter
Conversion Result
180ยฐ = 3.14159 rad
Degrees
180ยฐ
Radians
ฯ rad
Turns
0.5
Common Angles
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How to Use the Angle Converter
- Enter the angle value
- Select the source unit
- Select the target unit
- See the converted angle
Common Uses
- Mathematics - Convert between degrees and radians
- Navigation - Coordinate calculations
- Engineering - Mechanical angle measurements
- Astronomy - Celestial coordinates
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Frequently Asked Questions
How do I convert degrees to radians?
Multiply degrees by ฯ/180 (or about 0.01745). For example, 180ยฐ = ฯ radians โ 3.14159 rad.
What is a gradian?
A gradian (or gon) divides a right angle into 100 parts. A full circle is 400 gradians. Used mainly in surveying.
How many degrees are in a circle?
A full circle is 360 degrees, 2ฯ radians, 400 gradians, or 1 turn/revolution.
What are arcminutes and arcseconds?
One degree = 60 arcminutes ('), one arcminute = 60 arcseconds ("). Used for precise astronomical and geographic measurements.