6/8 = 3/4

6/10 = 3/5

8/10 = 4/5

10/8 = 5/4

$22\cos\left(43\degree\right)$

$43\sin\left(22\degree\right)$

$22\sin\left(43\degree\right)$

$43\cos\left(22\degree\right)$

$20\cos\left(67\degree\right)$

$20\sin\left(67\degree\right)$

$67\cos\left(20\degree\right)$

$67\sin\left(20\degree\right)$

39/15

15/36

15/39

36/39

24/12

12/24

3/4

2/3

$15\cos\left(30\degree\right)$

$30\cos\left(15\degree\right)$

$15\sin\left(30\degree\right)$

$30\sin\left(15\degree\right)$

opposite/hypotenuse

hypotenuse/opposite

adjacent/hypotenuse

hypotenuse/ adjacent