AngleDegrees to Radians

Degrees to Radians

Methodology·How We Verify

Snapshot

1 Degree equals 0.017453 Radians.

Reference basis: This conversion uses a fixed factor based on exact radian-based angle definitions.
Example: For 0.1 Degrees, the result equals 0.001745 Radians.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

0.017453 Radians (rad)

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API and AI agent access

Degrees to Radians.

Machine-readable identifiers

Conversion family: angle
Source unit: degrees
Target unit: radians

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "angle",
  "value": 1,
  "from": "degrees",
  "to": "radians"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "angle",
    "value": 1,
    "from": "degrees",
    "to": "radians",
    "result": {
      "raw": 0.017453292519943295,
      "display": "0.017453"
    },
    "canonicalPath": "/angle/degrees-to-radians/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

The converter converts degrees into radians through exact radian normalization. The factor for this route is 0.0174532925199, and the direct answer, calculator, common values, and mirror Radians to Degrees page all stay aligned on the same plane-angle definitions.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Degree = 0.017453 Radians.
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Degrees (deg)	Radians (rad)
0.1	0.001745
1	0.017453
5	0.087266
10	0.174533
45	0.785398
90	1.570796
180	3.141593
360	6.283185

Questions & answers

Frequently Asked Questions

How is Degrees to Radians calculated?

The factor is derived through exact radian normalization, using pi-based relationships between degrees, gradians, turns, and radians.

Why are radians the reference unit in this cluster?

Radians are the canonical mathematical angle basis, so every route in this cluster can be normalized through one exact radian relationship.