Step-by-step explanation:
For this Q, you should draw a triangle to help you with the values.
cos x =

csc x =

tan x = sin x/ cos x
= 1
cot x = 1
sec x =

x = 45 degrees
No, 3+13>14. If it were a right triangle both sides would be equal
Answer: A. He would not have to pay
Step-by-step explanation:
1 liter= 1000 ml
3 liter= 3000 ml