Question 5
1) Given
2) Definition of congruent segments
3) Reflexive property of equality
4) Addition property of equality
5) Substitution
6) Commutative property of addition
7) Segment addition postulate
8) Substitution
9) Segments with equal measure are congruent
Question 6
1) Given
3) Segment addition postulate
4) Substitution
5) Subtraction property of equality
7) SSS
