Radians to Degrees (rad to deg) Converter
Free angle conversion tool
Result
0
degrees
📝 How to Use
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Enter angle in radians or degrees
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🔢 Conversion Formula
Degrees = Radians × 180/π
Radians = Degrees × π/180
📊 Quick Reference Table
| Radians | Degrees |
|---|---|
| π/6 | 30° |
| π/4 | 45° |
| π/3 | 60° |
| π/2 | 90° |
| π | 180° |
| 3π/2 | 270° |
| 2π | 360° |
| 1 rad | 57.3° |
❓ Frequently Asked Questions
How many degrees is π radians?
π radians is exactly 180 degrees. This is a fundamental conversion in trigonometry.
How to convert radians to degrees?
To convert radians to degrees, multiply by 180/π (approximately 57.2958). For example: π/2 × 180/π = 90°.
What is 1 radian in degrees?
1 radian is approximately 57.2958 degrees. This is the angle where the arc length equals the radius.
How many radians is 90 degrees?
90 degrees is equal to π/2 radians (approximately 1.5708 radians).