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18 Cards in this Set
- Front
- Back
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circle
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the set of all points that are the same distance from a given point called the center
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center of circle
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the point inside a circle that is the same distance from all the points on the circle
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radius
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a line segment with one end point at the center of a circle and the other endpoint on the circle or the length of that segment
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diameter
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a line segment that passes through the center and has endpoints on either side of the circle
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chord
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a line segment with endpoints on a circle
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arc
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a part of a circle named by its endpoints
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center angle
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angle formed by two radii
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sector
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a region enclosed by two radii and they are joined by their endpoints
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polygon
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a closed plane figure formed by three or more line segments that intersect only at their endpoints
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side
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a line bounding a geometric figure; one of the faces forming the outside of an object
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vertex of a polygon
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the point where two sides intersect
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regular polygon
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a polygon with congruent sides and angles
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scalene triangle
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a triangle with no congruent sides
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isosceles triangle
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a triangle with two congruent sides
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equilateral triangle
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a triangle with three congruent sides
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obtuse triangle
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a triangle containing one obtuse angle
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acute triangle
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a triangle with all angles measuring less than 90
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right triangle
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a triangle containing a right angle
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