Convert

Radian to Degree

Exact answer: 1 rad = 57.295779513082 ° (defined factor)

Degrees and radians are often mixed in software, geometry and trigonometry. Formulas usually expect a specific angle unit.

Unit console

Convert units with formula, context and precision

UnitCloud is a local measurement lab for everyday work, engineering, IT, energy, mobility and design. Every conversion shows result, formula, base unit, rounding and the common mistake.

What do you want to convert?

From1 rad

Result57.29577951 °

Factor1 rad = 57.2957795131 °

Source basisBIPM SI Brochure · NIST Guide to SI Appendix B

Examples

011 rad = 57.29577951 °

Example value from the reference table. Internal calculation uses stored factors; display output is rounded.

02Common mistake

Degrees and radians are often mixed in software, geometry and trigonometry. Formulas usually expect a specific angle unit.

03Base unit: rad

1 rad = 57.295779513082 °. Radian is the base unit of the family, so the value is converted directly.

Table

Radian	Degree
1	57.29577951
1.57079633	90
3.14159265	180

Formula

1 rad = 57.295779513082 °. Radian is the base unit of the family, so the value is converted directly.

Sources

BIPM SI BrochureSI base units, prefixes and official SI context.NIST Guide to SI Appendix BNIST conversion-factor method and non-SI factors.

Related conversions

Degree to Radian° → radAngle

Search and practice paths

FormulaTableExamplesCommon mistakeEveryday/engineeringExcel/CSVBatch converterPrint view

Factor origin

Factors come from the stored source family and are not derived from rounded display values.

Rounding rule

UnitCloud keeps calculating with stored factors and rounds only the displayed output by selected precision.

When not to use

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.

Citation

Citation note: UnitCloud, conversion with formula, sources re-checked as of August 2026. Angle. Source basis: BIPM SI Brochure · NIST Guide to SI Appendix B.

Common questions

What is the factor for Radian to Degree?

1 rad = 57.2957795131 °

Which formula does Radian to Degree use?

1 rad = 57.295779513082 °. Radian is the base unit of the family, so the value is converted directly.

When should I verify the result?

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.