Shared Flashcard Set

Details

Chapters 10 and 11
Vocabulary
19
Mathematics
9th Grade
12/15/2005

Additional Mathematics Flashcards

 


 

Cards

Term
Diameter
Definition
Segment connecting 2 points on a circle through the center point.
Term
Circumference
Definition
Distance around the circle.
Term
Chord
Definition
Segment connecting 2 points on the circle.
Term
Congruent Circles
Definition
Circles with the same radii.
Term
Circle
Definition
Set of all points equidistant from a given point in a plane.
Term
Radius
Definition
Segment from the center of the circle to the circle.
Term
Secant
Definition
Ray or line that passes through the circle twice.
Term
Tangent
Definition
Ray or line that touches the circle in exactly 1 point but never enters the circle.
Term
Point of Tangency
Definition
Point where tangent touches the circle.
Term
Interior of a Circle
Definition
Inside the circle.
Term
Exterior of a Circle
Definition
Outside the circle.
Term
Concentric Circles
Definition
Circles with the same centerpoint.
(Ex: a target)
Term
Central Angle
Definition
Angle formed by 2 radii.
Term
Arc
Definition
Part of the circumference of a circle.
Term
Minor Arc
Definition
Arc less than 180 degrees.
Term
Major Arc
Definition
Arc greater than 180 degrees.
Term
Semicircle
Definition
Arc equal to 180 degrees.
Term
Congruent Arcs
Definition
Arcs with the same degree measure.
Term
Inscribed Angle
Definition
Angle whose vertex is on the circle, and it's made from 2 chords.
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