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Definition
reasoning based on patterns you observe 


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is an an example for which the conjecture is incorrect 


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is a location represented by a small dot an a capital letter 


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Definition
extends in two opposite directions without end 


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points the lie on the same line 


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is a flat surface that has no thickness contains many lines and extends in all dirctions without end 


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points and lines on the same plane 


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accepted statement of fact 


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Definition
through any two points there is exactly one line 


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if two lines intersect then they intersect at exacly one point 


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if two planes intersect then they intersect in exacly one line 


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Definition
through any three non collinear points there is exactly one plane 


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is the part of a line consisting of two endpoints and all points between them 


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Definition
is the line consisting of one endpoint and all the points of the line on one side of the endpoint 


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two collinear rays with the same endpoint opposite rays always form a line 


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are coplaner lines that dont intersect 


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Definition
are noncoplaner not parallel and do not intersect 


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are planes that dont intersect 


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two segments with the same length 


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is a point that divides a segment into congruent segments 


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Definition


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more than 90 degrees less than 180 degrees 


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Definition
angles with the same measure 


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Definition
two lines that intersect to form right angles 


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Definition
line,segment,or ray that is perpendiular to the segment at its midpoint bisecting the segment into two congruent segments 


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Definition
is a ray that divides anangle into two congruent coplanar angles its enpoint is at the angle vertex 

