Cov lus hauv qab no qhia txog cov qauv sib npaug rau kev ua haujlwm ncaj qha thiab ua tiav trigonometric: sines (kev txhaum), cosines (cos), tangents (tg) thiab cotangents (ctg).
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| Action | Formula | ||
| Sine ua haujlwm | |||
| Cov khoom ntawm sine thiab cosine | |||
| Cov khoom ntawm cosines | |||
| Tangent khoom | Cov khoom ntawm tangent thiab cotangent | Cov khoom ntawm cotangent |