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Anna007 [38]
3 years ago
9

State which theorem you can use to show that the quadrilateral is a parallelogram.​

Mathematics
1 answer:
leva [86]3 years ago
6 0

Answer:

Actually, there are two. They are the Parallelogram Opposite Sides Theorem and the Parallelogram Opposite Angles Theorem.

Step-by-step explanation:

POST means that if opposite sides of a quadrilateral are the same, it's a parallelogram.

POAT means that if opposite sides of a quadrilateral are the same, it's a parallelogram.

A quadrilateral has to meet both of these theorems to be a parallelogram.

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Xét tam giác AMB vuông tại M

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