20 points! Please Help!! What is the missing step in this proof?


A.

Statement: slope of = slope of


Reason: definition of slope


B.

Statement: slope of = slope of


Reason: Transitive Property of Equality


C.

Statement: DF = BC


Reason: Corresponding sides of congruent triangles are congruent.


D.

Statement: ∆ADF ≅ ∆ABC


Reason: ASA

20 points Please Help What is the missing step in this proofA Statement slope of slope of Reason definition of slopeB Statement slope of slope of Reason Transit class=
20 points Please Help What is the missing step in this proofA Statement slope of slope of Reason definition of slopeB Statement slope of slope of Reason Transit class=