# Relationship between the chord and radius of a circle

### Chord of a Circle: Definition & Formula - Video & Lesson Transcript | gtfd.info A circle is formed by points that are same distance from a fixed point called the centre of the circle. The chord of a circle is a line segment joining any two points on the circle. The chord of a circle which passes through the centre of the circle is called the diameter of the. Radius: A circle's radius — the distance from its center to a point on the circle — tells you the circle's size. In addition to being a measure of distance, a radius is. In this lesson, you'll learn the definition of a chord of a circle. Proportional Relationships in Triangles The line between the fishing pier and you is now chord AC; The line between the water fountain and duck feeding area is now chord BE Formula 1: If you know the radius and the value of the angle. Сам придумал. - А кто же еще! - ответил тот с гордостью. - Хочу его запатентовать. - Как торговую марку? - Беккер смотрел на него изумленно. Парень был озадачен.