👉 The term "incircle" is a concept in geometry that refers to a circle that touches two or more sides of a triangle. It is named after the Greek mathematician, Pythagoras, who first introduced this concept. A circle is an ellipse with its center at the point where all the points on it are equidistant from the fixed point called the foci (the two points where the circle touches the x-axis and y-axis). The incircle of a triangle is a circle that
