Common Proof Justifications
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Definition of Supplementary <'s | 2 <'s are Suppl. iff they sum to 180
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Definition of < Congruence | m<1=m<2 iff <1 is congruent to <2
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Definition of < bisector | Ray BD bisects <ABC iff <ABD is congruent to <DBC
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Definition of Complementary <'s | 2 <'s are Comp. iff they sum to 90
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Definition of Right <'s | an < is right iff m=90
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Definition of perpendicular | 2 lines perpendicular iff they form 4 right <'s
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vertical < therom | if 2 <'s are vertical, then they are congruent
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Right < Therom | all right <'s are congruent
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Supplement Therom | If 2<'s form a linear pair, they are supplementary
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G: <1+<2 are Suppl. <2+<3 are Suppl. P: <1 is congruent to <3 | <'s suppl. to the same < are congruent
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G: <1+<2 are Comp. <2+<3 are Comp. P: <1 is congruent to <3 | <'s comp. to the same < are congruent
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Created by:
Supercute
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