Формулаҳои мувофиқоварии функсияҳои тригонометрӣ - Омӯзишгоҳи виртуалии илмҳои компютерӣ

	$$ sin $$	$$ cos $$	$$ tg $$	$$ ctg $$
$$-\alpha$$	$$ -sin\alpha $$	$$ cos\alpha $$	$$ -tg\alpha $$	$$ -ctg\alpha $$
$$\pi-\alpha$$	$$ sin\alpha $$	$$ -cos\alpha $$	$$ -tg\alpha $$	$$ -ctg\alpha $$
$$\pi+\alpha$$	$$ -sin\alpha $$	$$ -cos\alpha $$	$$ tg\alpha $$	$$ ctg\alpha $$
$$\frac{\pi}{2}-\alpha$$	$$ cos\alpha $$	$$ sin\alpha $$	$$ ctg\alpha $$	$$ tg\alpha $$
$$\frac{\pi}{2}+\alpha$$	$$ cos\alpha $$	$$ -sin\alpha $$	$$ -ctg\alpha $$	$$ -tg\alpha $$
$$\frac{3\pi}{2}-\alpha$$	$$ -cos\alpha $$	$$ -sin\alpha $$	$$ ctg\alpha $$	$$ tg\alpha $$
$$\frac{3\pi}{2}+\alpha$$	$$ -cos\alpha $$	$$ sin\alpha $$	$$ -ctg\alpha $$	$$ -tg\alpha $$