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Which of the following reasons complete the proof in the picture below
A.definition of complementary
B.substitution property of equality
C.definition of supplementary angles
D.transitive property of equality

Which of the following reasons complete the proof in the picture below Adefinition of complementary Bsubstitution property of equality Cdefinition of supplement class=


Answer :

If a and b are supplements, their total is 180 degrees, by definition. If b and c are supplements, their total is 180 degrees, by definition.