can someone help me with Proofing ?

Question

anonymous · Answer

How do i do this :O

anonymous · Answer

1. Given
2. Given
3. Alternate Angles
4. Identity
5. Which sas, sss or asa can we use?

zpupster · Answer

more here: http://regentsprep.org/Regents/math/geometry/GP9/LParallelogram.htm

anonymous · Answer

@eliassaab  for 5 do i put that ;o lol

anonymous · Answer

& thank you @zpupster  :D

anonymous · Answer

No which one of the choices that I gave you should you choose?

anonymous · Answer

OMG i don't even know how to do it lol.

directrix · Answer

@daniela.estrada 

3. If 2 parallel lines are cut by a transversal, then alternate interior angles are congruent.

4. Reflexive Property of Congruency

anonymous · Answer

@Directrix and what about for 5 ;o

directrix · Answer

You've already given the medals away for 50% correct answers.
But, I will attach a marked up drawing of the two triangles - note that there are two sides and the included angle of one triangle congruent to two sides and the included angle of the other triangle. Which triangle congruence postulate is that?

directrix · Answer

What do you think it is of: sas, sss or asa ?

anonymous · Answer

Man , math confuses me lmfao