HURRY WILL GIVE BRAINLIEST Given: ABCD is a parallelogram.
Prove: AB CD and BC DA
Angles Segments Triangles Statements Reasons

Please make the answer clear

ABCD is a parallelogram given

AB || CD def. of parallelogram

BC || DA def. of parallelogram

draw AC unique line postulate

<BCA and <DAC are alt. interior angles def. of alt. interior angles

<DCA and <BAC are alt. interior angles def. of alt. interior angles

AC congruent AC reflexive property

<BCA congruent <DAC alt. interior angles theorem

<DCA congruent <BAC alt. interior angled theorem

triangle ABC congruent triangle CDA ASA

AB congruent CD CPCTC

BC congruent DA CPCTC

step-by-step explanation: