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Convert Radians to Degrees

Seamlessly convert values from Radians (rad) to Degrees (deg). Includes the exact formula, a quick reference table, and real-world context.

Conversion Formula

Degrees = Radians × 57.29578

Radians to Degrees Conversion Table

Radians (rad)Degrees (deg)
1 rad57.2958 deg
2 rad114.59 deg
5 rad286.48 deg
10 rad572.96 deg
15 rad859.44 deg
20 rad1145.92 deg
25 rad1432.39 deg
50 rad2864.79 deg
100 rad5729.58 deg
500 rad28647.89 deg

About Radians

The radian is the SI unit for measuring angles. One radian is the angle subtended at the center of a circle by an arc equal in length to the radius. A full circle equals 2π radians (approximately 6.2832 radians).

Real-World Examples

  • A right angle equals π/2 radians (approximately 1.5708)
  • A full rotation equals 2π radians (approximately 6.2832)
  • In calculus, trigonometric functions use radians by default

💡 Did you know? Radians are considered 'dimensionless' units because they represent a ratio of two lengths (arc length to radius). This is why they are preferred in physics and higher mathematics.

About Degrees

The degree is the most common unit for measuring angles. A full circle contains 360 degrees. It is used in geometry, navigation, geography (latitude/longitude), and everyday angle measurements.

Real-World Examples

  • A right angle is exactly 90 degrees
  • The leaning Tower of Pisa leans at about 3.97 degrees from vertical
  • A perfect slam dunk requires a release angle of about 52 degrees

💡 Did you know? The choice of 360 degrees in a circle dates back to ancient Babylon, where a base-60 (sexagesimal) number system was used. 360 was chosen because it has many divisors (1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180).

Frequently Asked Questions

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