| Term 
 
        | Perpendicular Bisector Conjecture |  | Definition 
 
        | If a point is on the perpendicular bisector of a segment then it is equidistant from the endpoints. |  | 
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        | Term 
 
        | Converse of the Perpendicular Bisector Conjecture |  | Definition 
 
        | - If a point is equidistant from the endpoints of a segment, then it is on the perpendicular bisector of the segment. |  | 
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        | Term 
 
        | Vertical Angle Conjecture (VA) |  | Definition 
 
        | If two angles are vertical angles then, they have equal measures (are congruent). |  | 
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        | Term 
 
        | Linear Pair Conjecture (LP) |  | Definition 
 
        | If two angles form a linear pair, then the measures of the angles add up to 180o. |  | 
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        | Term 
 
        | Parallel Lines Conjecture |  | Definition 
 
        | If two parallel lines are cut by a transversal, then corresponding angles, alternate interior angles and alternate exterior angles are congruent. |  | 
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