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17 Cards in this Set
- Front
- Back
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Definition of congruent segments
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Two segments are congruent iff they have same measure
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Definition of congruent angles
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two angles are congruent iff they have the same measure
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Def of segment bisector
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A segment is bisected iff segment is divided into two congruent segments
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Def of angle bisector
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An angle is bisected iff angle is divided into two congruent segments
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Def of Perpendicular
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Two lines are perpendicular iff right angles are formed
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Def of right angle
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An angle is a right angle iff it measures 90
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Def of vertical angles
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two angles are vertical iff they are formed by two intersecting lines and non adjacent angles
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Def of linear pair
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two angles are a linear pair iff they are formed by two intersecting lines and are adjacent angles
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Def of complementary angles
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Two angles are comp. iff their sum is 90
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Def of supplementary angles
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Two angles are supp. iff their sum is 180
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Segment Addition postulate
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If B lies betweer A and C then AB+BC=AC
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Angle Addition Postulate
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If D lies in the interior of angle XYZ then m<XYD+m<DYZ=m<XYZ
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Linear Pair Postulate
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If two angles form a linear pair then they are supp
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Reflexive
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AB cong. AB
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Transitive
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If AB cong. CD and CD cong. EF then AB cong. EF
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Vertical Angle Theorem
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If vertical angles then angles are congruent
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right angles comp
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If right angles then complementary
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