Enter your answer and show all the steps that you use to solve this problem in the space provided.

What else must you know to prove the triangles congruent by SAS?

Enter your answer and show all the steps that you use to solve this problem in the space provided What else must you know to prove the triangles congruent by SA class=

Respuesta :

Answer:

Let do this..

Step-by-step explanation:

ABCD is a parallelogram - 1

In ∆ADC and ∆CBA

AC=AC (Common)

<DAC=<BCA (Given)

AD=CB (From 1)

Therefore, ∆ADC = ∆CBA (By SAS)