A line segment that connects one point on a circle to another point on the circle is known as what?

A line segment that connects one point on a circle to another point on the circle is referred to as a chord. The chord is defined specifically as any line segment with endpoints that lie on the circle. This is significant because it can vary in length depending on where the endpoints are located along the circumference of the circle.

To further clarify the terms, the radius is a line segment that connects the center of the circle to any point on the circle, while the diameter is a special case of a chord that passes through the center of the circle and connects two points on the circle, making it the longest possible chord in any circle. The term "line" is too vague in this context, as it does not specifically refer to the relationship between points on a circle. Therefore, a chord accurately captures the concept of a line segment connecting two points on a circle.