A triangle has corners at points A, B, and C. Side AB has a length of #12 #. The distance between the intersection of point A's angle bisector with side BC and point B is #8 #. If side AC has a length of #27 #, what is the length of side BC?
1 Answer
Jan 30, 2017
The length of side BC is 26
Explanation:
Let D be the intersection of point A's angle bisector with side BC.
Then
The bisector theorem states that:
Then
that's
Then