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Prove that quadrilateral EFGH is a parallelogram

Prove that quadrilateral EFGH is a parallelogram-example-1

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the corrent answer is any quadrilateral
User Zareen
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Answer:Any quadrilateral whose diagonals bisect each other must be a parallelogram. EFGH must be a rectangle because it has four right angles. Alternatively, you can find the midpoints of diagonals and , both of which are at . From this we conclude that EFGH is a parallelogram because its diagonals bisect each other.

Explanation:

User Onlynone
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