Respuesta :

halima56
We can’t see the link

Answer:

about 44

Step-by-step explanation:

Since we only know the hypotenuse and adjacent side, we have to use cosine.

So, cos(x) = adjacent / hypotenuse

cos(x) = 13/18 = 0.722...

cos ^-1 (0.72) = 43.945...