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circle vocabulary
Terms / Definition
| Term | Definition |
|---|---|
| chord | a segment whose endpoints lie on a circle |
| diameter | a chord that contains the center of a circle |
| secant of a circle | a line that contains a chord |
| tangent to a circle | a line that lies in the plane of a circle and that intersects the circle at exacly one point (point of tangency) |
| circle | the set of all points in a plant at a given distance from a given point in the plane |
| radius | a segment from a point on a circle or a sphere to the center |
| congruent circles | circls with the same radius |
| concentric circles | circles that lie in the same plane that share the same center |
| inscribed angel | angle whose vertex lies on a circle and whose sides contain chords 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 permeter of a circle |
| arc length | a frsction of the circumference of a circle define by the arc |
| arc of a circle | tow points on a circle and the continuous part of the circle between the tow points |
| semicircle | an arc of a circle whose endpoints are the endpoints of a diameter |
| minor arc | an arc of a circle whose length is less that the length of a semicircle of the circle |
| major arc | an arc of a circle whose length is a greater than the length of a simicircle of the circle |
Created by:
juanbolanos
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