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12-10-2021
Mathematics

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Given: PQ = RS; PQ|| RS
Prove: PQRS is a parallelogram

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12-10-2021

Answer:

If PQRS is a parallelogram, then — PQ ≅ — RS and — QR ≅— SP . If a quadrilateral is a parallelogram, then its opposite angles are congruent. If PQRS is a parallelogram, then ∠P ≅ ∠R and ∠Q ≅ ∠S.

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