Answer:
36
Step-by-step explanation:
Answer:Scientific Notation:9.8421*10^-4
Step-by-step explanation:
Step-by-step explanation:
cos A = 16/20 = 4/5
tan A = 12/16 = 3/4
sin A = 12/20 = 3/5
I believe it is B. I could be wrong but I am hoping that you get it right