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15 Cards in this Set
- Front
- Back
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circle
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the set of all points equidistant from a given point.
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center
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the point that is described in the previous definition. A fixed point in which a bunch of other equidistant points surround to form a circle.
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radius
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a segment that has one endpoint at the center and the other end point of a circle.
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congruent circles
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circles that have congruent radii (term used to represent more than one radius
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diameter
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a segment that contains the center of a circle and has both endpoints on the circle.
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central angle
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an angle whose vertex is the center of the circle
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semicircle
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half of a circle
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minor arc
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smaller than a semicircle
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major arc
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greater than a semicircle
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adjacent arcs
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arcs of the same circle that have exactly one point in common
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circumference
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the distance around the circle
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pi
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the ratio of the circumference of a circle to it's diameter
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concentric circles
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circles that lie in the same plane and have the same center
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arc length
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a fraction of a circle's circumference
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congruent arcs
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arcs that have the same measure and are in the same circle or in congruent circles.
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