Trigonometry
Cosine
Cosine of an angle in degrees.
Formula
Formula
y = cos θ
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| θ | angle in degrees | computed result | — | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenangle θ (deg) = 60
Result0.5
Example 2
Givenangle θ (deg) = 0
Result1