click below
click below
Normal Size Small Size show me how
Circle Vocabulary
Definition
Term | Definition |
---|---|
Chord | A segment whose endpoint lie on a line |
Diameter | Achord that contain the center of a circle |
Secant of a circle | A line that contains a chord |
Tagant to a circle | A line that lies in the plane of a circle and that intersect the circle at exacly one point (point of tangency) |
Circle ` | The set of all point in a plane at a given distance from given point in the plane |
Radius | A segment from a point on a circle or a sphere to the center |
Congrugent Circle | Circles with the same radius |
Concetric Circle | Circles the lie in the same plane that share the same center |
Incribed Angle | Angle whose vertex lies on a circle and whose sides contain chrods of the circle |
Central Angle | Angle whose vertex is the center of a circle and whose sides contain radii of the circle |
Circumference | Distance around a circle, that is , the perimeter of a circle |
Arc Lenght | A fraction of the circumference of a circle defined by the arc |
Arc of a Circle | Two points an a circle and continuous part of the circle between the two point |
Semicircle | An arc of a circle whose endpoint are the endpoint of a diameter |
Minor Arc | An arc of a circle whose lenght is less than the lenght of a circle |
Major Arc | An arc of a circle whose lenght is greater than the lenght of a semicircle of the circle |