A triangle has corners at #(5 , 5 )#, #(9 ,7 )#, and #(6 ,8 )#. What is the radius of the triangle's inscribed circle?
1 Answer
Mar 2, 2018
Explanation:
Let for
-
#Ato(5,5)# -
#Bto(9,7)# -
#Cto(6,8)#
So sides are
So it is obvious that
This means
So its area
If radius of in center of