#### If one of the lines of  is a bisector of the angle between the lines Option 1) 1 Option 2) 2 Option 3) –1/2 Option 4) –2

As we learnt in

Slope of a line -

If  is the angle at which a straight line is inclined to a positive direction of x-axis, then the slope is defined by

.

- wherein

So slope of line equally inclined is:

Option 1)

1

This option is correct.

Option 2)

2

This option is incorrect.

Option 3)

–1/2

This option is incorrect.

Option 4)

–2

This option is incorrect.