what is the approximate value of x in the diagram below hint you will need to use one of the trigonomic ratios given in the table

what is the approximate value of x in the diagram below hint you will need to use one of the trigonomic ratios given in the table class=

Respuesta :

ALin03
Let's use 40° as our angle for this problem. Since we have the adjacent side and need the hypotenuse, we will use the cosine trig in this problem. 

cos(40°) = adjacent/hypotenuse = 16/x
cos (40°) = 16/x
x·cos (40°) = 16
x = 16/cos(40°)
x = 16/0.766
20.89 or E

Answer:

The answer is

E.20.89