0° | 30° | 45° | 60° | 90° | 180° | 270° | 360° | |
α rad | 0 | π/6 | π/4 | π/3 | π/2 | π | 3π/2 | 2π |
sin α | 0 | 1/2 | √2/2 | √3/2 | +1 | 0 | -1 | 0 |
cos α | +1 | √3/2 | √2/2 | 1/2 | 0 | -1 | 0 | +1 |
tg α | 0 | √3/3 | 1 | √3 | ±∞ | 0 | ±∞ | 0 |
ctg α | ±∞ | √3 | 1 | √3/3 | 0 | ±∞ | 0 | ±∞ |
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