Respuesta :

Answer:

Correct Answer: Option A

Step-by-step explanation:

cos(x + 25o) = sin 45o

using cos θ = sin(90 - θ)

cos(x + 25o) = cos(90 - 45)

cos(x + 25o) = cos 45

x + 25 = 45

x = 45 - 25

x = 20o

 

Hope it helps ♡＾▽＾♡

ashton2294
The answer is A because I had same problem and got a 100% on my test. Have a nice day!