Internal Division|| External Division|| Enternal External Bisector

Concept OF Division (Internal and External)

External And Internal Disputes

Section formula || Internal and external division || Important point OF internal and external division || Coordinates OF centroid OF triangle || In equilateral triangle

Questions based on Equilateral triangle || Internal division & External division

Section formula (External division)

Vector equation OF line || Ceva's theorem || Menelaus theorem || Ratio based question || Internal angle bisector and External angle bisector

If C and D are the points of internal and external division of line segment AB in the same ratio, then AC,AB, AD are in

Prove that the angle between internal bisector of one base angle and the external bisector of the other base angle of a triangle is equal to one-half of the vertical angle.

Prove that the angle between internal bisector of one base angle and the external bisector of the other base angle of a triangle is equal to one half of the vertical angle.