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14 Cards in this Set
- Front
- Back
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AB = CD
CD = AB |
Symmetric
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AB = CD
CD = EF AB = EF |
Transitive
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If M is the midpoint of AB,
then AM = MB |
Definition of Midpoint
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AB + BC = AC
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Segment Addition
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Vertical Angles are always _________.
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Congruent
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AC = BD
AC + EF = BD + EF |
Addition
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Segment AB is CONGRUENT to Segment CD
AB = CD |
Definition of Congruent Segments
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m<ABC = m<DEF
<ABC is CONGRUENT to <DEF |
Definition of Congruent Angles
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<A and <B are linear pairs
<A + <B = 180 |
Definition of Linear Pairs
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<A and <B are supplementary
<B and <C are supplementary <A and <C are congruent |
Angles supplementary to the same angle are congruent
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<A and <B are complementary
<B and <C are complementary < A and <C are congruent |
Angles complementary to the same angle are congruent
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<ABC + <DBC = <ABC
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Angle Addition
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Given AB = CD
AB = MN + OP CD = QR + ST Then MN + OP = QR + ST |
Substitution
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Given AB + XY= CD + XY
AB +XY - XY = CD + XY - XY |
Subtraction
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