Answer:
fill in the blanks cos x = 11 / 20
then x = 57
Step-by-step explanation:
since it is a right triangle, calculate the value of cosine x
cos x = adjacent / Hypotenuse = 11/20 = 0.55
[tex]cosx^{-1}[/tex] 0.55 = 56.6 degrees
round it up 57 degrees
