A triangle has corners at #(2 ,3 )#, #(1 ,9 )#, and #(6 ,8 )#. What is the radius of the triangle's inscribed circle?
1 Answer
May 14, 2016
Explanation:
The triangle vertices
First step is bissectrice building.
where:
The bissectrices intersection point is the circumference center calculated as the solution
The circumference center is obtained as
The circumference radius is obtained using Pythagoras.