Question

How do I write the proof of the Angle Bisector Theorem?

Answer 1

so what is the angle bisector theorem?

Answer 2

I'm not sure the teacher just told us to write a proof for it. she didn't give us a triangle for anything.

Answer 3

its fine. but i would like you to tell me what it is. so we can have a given and something we need to prove

Answer 4

I would think that it was

Answer 5

ok so this is what we have
given: BD bisects <ABC
prove;<ABD=<CBD

Answer 6

avtually, lets start with something even simplier

Answer 7

then it would be this right

Answer 8

the Angle Bisector thm

Answer 9

using line plotting thoerem, draw BA and BC such that BA=BC