with an inscribed circle
Every step has to be done without errors.
|1.- Bisect angle A|
2.- Bisect angle C
3.- Bisect angle B
The intersection of the three
bisecting lines is the center of
Label the center O
|4.- Place the tip of the
point O and draw an inside circle
as shown in step 4.
The radius of this circle has to be
of a such measurement that the
the circle should only touch at
one point at each side of the