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Proof Justifications

Common Proof Justifications

Definition of Supplementary <'s 2 <'s are Suppl. iff they sum to 180
Definition of < Congruence m<1=m<2 iff <1 is congruent to <2
Definition of < bisector Ray BD bisects <ABC iff <ABD is congruent to <DBC
Definition of Complementary <'s 2 <'s are Comp. iff they sum to 90
Definition of Right <'s an < is right iff m=90
Definition of perpendicular 2 lines perpendicular iff they form 4 right <'s
vertical < therom if 2 <'s are vertical, then they are congruent
Right < Therom all right <'s are congruent
Supplement Therom If 2<'s form a linear pair, they are supplementary
G: <1+<2 are Suppl. <2+<3 are Suppl. P: <1 is congruent to <3 <'s suppl. to the same < are congruent
G: <1+<2 are Comp. <2+<3 are Comp. P: <1 is congruent to <3 <'s comp. to the same < are congruent
Created by: Supercute