Conclude?
Write the justification
100

What can you conclude from the following and why? ... DX + XF = DF

What is ...

Segment Addition Postulate

100

A = A

What is ... Reflexive Property of =

200

What can you conclude and why ... M is the midpoint of PQ. 

What is ... PM is congruent (or equal) to MQ by the definition of a midpoint.

200

1. Angle 1 and Angle 2 are complementary 1. Given

2. angle 1 + angle 2 = 90                          2. ???

What is ... Definition of complementary

300

What can you conclude and why? ... AB = DF and BC = DF 

What is ... AB = BC by the Substitution Property of = / Transitive Property of =

300

1. BC is congruent to DE     1. Given

2. BC = DE                        2. ??

What is ... Definition of Congruence 

400

What can you conclude and why? ... ray BC bisects angle ABD

What is ... measure of angle ABC = measure of angle CBD by the definition of bisect

400

If AB = BC, then BC = AB.

What is ... Symmetric 

500

Angle 1 and angle 2 are supplementary

What is ...  measure of angle 1 + measure of angle 2 = 180 by the definition of supplementary angles

500

1. Angle XYZ is a right angle             1. Given

2. The measure of angle XYZ = 90    2.  ???

What is ... Def. of Right angle