anonymous
  • anonymous
Theorem: If the diagonals of a parallelogram are congruent, then each angle of the parallelogram is a right angle. Kim is writing the proof of the theorem using the properties of a parallelogram shown below. • The opposite sides of a parallelogram are parallel. • The opposite sides of a parallelogram are congruent. A parallelogram ABCD with diagonals AC and BD. She proved the theorem by showing that triangle ADC is congruent to triangle CBA using the _________ Postulate.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
Let me read hmmm
anonymous
  • anonymous
Side angle side?
anonymous
  • anonymous
SAS

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anonymous
  • anonymous
Is that what your looking for?
anonymous
  • anonymous
i think so thank-you!
anonymous
  • anonymous
Best answer medal? :P
anonymous
  • anonymous
yep he is right.
anonymous
  • anonymous
haha! theres your medal =)
anonymous
  • anonymous
Thanks lol
anonymous
  • anonymous
mhmm np haha
anonymous
  • anonymous
I think its SSS.... • The opposite sides of a parallelogram are parallel. • The opposite sides of a parallelogram are congruent. they are both talking about sides.............
anonymous
  • anonymous
nvr mind, I found the angle Theorem: If the diagonals of a parallelogram are congruent, then each angle of the parallelogram is a right angle. So I concure with them lol

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