2/5 divides by 4/1 = 1/10
X=1/10
13 and 2, I think that is the only one left.
Answer:
C, 53.68 units
Step-by-step explanation:
tan 54° = 
39 tan 54° = x
x= 53.6788949 (just plug it in a scientific or graphing calculator)
x≈53.68
Where is it?
step by step: