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By the ____ we know that the measure of angle ADC is 84 degrees. a) addition property of equality b) segment addition postulatec) angle addition postulate d) substitution property of equality e) linear pair postulate

By The We Know That The Measure Of Angle ADC Is 84 Degrees A Addition Property Of Equality B Segment Addition Postulatec Angle Addition Postulate D Substitution class=

Answer :

Answer;

addition property of equality

Explanation:

From the diagram shown;

From the diagram;

Substitute into the expression

ADC = 84 degrees

The postulate used was addition property of equality