SAS
In the figure, AB || DC and AD || BC. To prove that AB CD, one must first show that
AABC = ACDA.
Which theorem or postulate can be used to justify AABC = ACDA?

SAS In the figure AB DC and AD BC To prove that AB CD one must first show that AABC ACDA Which theorem or postulate can be used to justify AABC ACDA class=