Question

What is the interesting point of two line segments​

Answer 1

Its called the point of Intersection.

Explanation:

The interesting lines share a common point. this common point exists on all interesting lines is called the " The Point Of Intersection".

Answer 2

I believe you are referring to the point of intersection. This point only occurs when two line segments share a common point. This point exists on every single line segment, and was named the point of intersection because the lines cross each other.