Question

if the angle between angle bisectors of two intersecting lines is theta then cos theta is​

Answer 1

Answer:

The equation of the bisectors of the angles between the two intersecting lines:

cosθ

x−3

=

sinθ

y+5

and

cosϕ

x−3

=

sinϕ

y+5

are

cosα

x−3

=

sinα

y+5

and

β

x−3

=

γ

y+5