Cos(5pi/6)
| Input |
|---|
| cos(5×pi/6) |
| Exact result |
| -sqrt(3)/2 |
| Decimal approximation |
| -0.86602540378443864676372317075293618347140262690519031402… |
| Conversion from radians to degrees |
| cos(150 °) |
| Reference triangle for angle (5 π)/6 radians |
|
width | cos((5 pi)/6) = -sqrt(3)/2~~-0.866025 height | sin((5 pi)/6) = 1/2 = 0.5 |
| Continued fraction |
| – [0; 1, 6, 2^_] |