Given : the lines and

To find : angle between the lines

Formula used : If the lines are = = and = =

then the angle between the lines ‘θ’ is given by

θ =

The lines are and

Here p = 3 , q = 5 , r = 4 and l = 1 , m = 1 , n = 2

θ = =

θ = = =

θ =

The angle between the lines and

is