Given The following right triangle, what is the ratio of Cos(b)
A) 5/13
B) 5/12
C) 13/5
D) 12/13

Answer:
A. 5/13
Step-by-step explanation:
Cos = Adjacent/Hypotenuse
Adjacent of B = 5
Hypotenuse = 13
Hence CosB = 5/13