Answer:


Step-by-step explanation:
Recall the mnemonics SOH-CAH-TOA
The sine ratio is the length of the opposite side expressed over the hypotenuse.

Take the sine inverse of both sides to get;

The cosine ratio is the length of the adjacent side expressed over the hypotenuse.

Take the cosine inverse of both sides to get;

Answer:
3/11
Step-by-step explanation:pls mark me brainliest
18 = x
__ __
5 4
x = 18•4 / 5
72/5 = 14.4 final answer