If is the angle between the lines , then angle between is
Explanation for the correct answer:
The equation of the given pair of straight lines is
Comparing this equation with the general equation of a pair of straight lines we get
, ,
It is also known that the angle between the pair of straight lines is given as
Let be the angle between the lines
Substituting the values of and we get
Hence, the angle between the lines is .
So, option is the correct answer.