Given: AB = CE
CD = EF

Prove: AB = DF

Statement: AB = DF
Reason: Substitution Property of Equality

Statement: DE = DE
Reason: Subtraction Property of Equality

Statement: CE = DF
Reason: Transitive Property of Equality

Statement: CD = DE
Reason: Substitution Property of Equality

Statement: CE = EF
Reason: Transitive Property of Equality

Question

Given: 	AB = CE
	CD = EF

Prove: AB = DF




    Statement: AB = DF
    Reason: Substitution Property of Equality

    Statement: DE = DE
    Reason: Subtraction Property of Equality

    Statement: CE = DF
    Reason: Transitive Property of Equality

    Statement: CD = DE
    Reason: Substitution Property of Equality

    Statement: CE = EF
    Reason: Transitive Property of Equality

anonymous · Answer

attachment

anonymous · Answer

attachment

anonymous · Answer

if anyone helps ill become their fan

michele_laino · Answer

here is my resoning:
$$\Large \begin{gathered}
  DF = DE + EF =  \hfill \
   = DE + CD =  \hfill \
   = CE =  \hfill \
   = AB \hfill \ 
\end{gathered} $$

anonymous · Answer

thx :D can you help me some more?


how can you give medals just asking..

michele_laino · Answer

ok!

anonymous · Answer

how tho?

michele_laino · Answer

you have to click on the "Best Response" button

michele_laino · Answer

thanks! :)

anonymous · Answer

anytime :D can you help with a couple more?

michele_laino · Answer

ok!

anonymous · Answer

:D

anonymous · Answer

Points A(-2, 4), B(1, 3), C(4, -1) and D form a parallelogram. What are the coordinates of D?

    (5, 5)

    (0, 0)

    (1, -2)

    (1, 0)

    (3, 4)

michele_laino · Answer

hint:
we have the subsequent drawing:
|dw:1436446847339:dw|