Convert 180 Degrees to Radians
180 degrees in radians is 1π (or approximately 3.141593 radians). See the step-by-step π/180 conversion formula.
Exact Answer
180° = 1π ≈ 3.141593 rad
Radians (Exact π)
1π
Radians (Decimal)
3.141593 rad
sin(180°)
0
cos(180°)
-1
Step-by-Step Solution: 180° = 1π (3.141593 rad)
Step 1
Multiply Degrees by π / 180°
Use the formula
Radians = Degrees × (π / 180): 180 × π / 180 = 1π ≈ 3.141593 rad.
180° × (π / 180°) = 1π ≈ 3.141593 rad
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Radians (Exact π) | 1π |
| Radians (Decimal) | 3.141593 rad |
| sin(180°) | 0 |
| cos(180°) | -1 |
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Frequently Asked Questions
What is 180 degrees in terms of pi (π)?
180° in terms of π is 1π radians.