Question

How can you check if a point is the incenter of a triangle?
Answer
Check if the point lies inside the triangle.
Check if one of the angle bisectors passes through the point.
Check if the three segments that bisect the sides pass through the point.
Check if the three segments that bisect the three vertex angles pass through the point.

Answer 1

The answer is D. Incenter is the point of intersection of all angle bisectors.