Respuesta :
Answer:
x = 47
Step-by-step explanation:
Using the cofunction identity
cos x = sin(90 - x), hence
cos43 = sin (90 - 43) = sin47
Answer:
x = 47
Step-by-step explanation:
Using the cofunction identity
cos x = sin(90 - x), hence
cos43 = sin (90 - 43) = sin47