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Which description does NOT guarantee that a quadrilateral is a square?

A. A quadrilateral has all sides congruent and all angles congruent.
B. A quadrilateral is a parallelogram with perpendicular diagonals.
C. A quadrilateral is both a rectangle and a rhombus.
D. A quadrilateral has all right angles and has all sides congruent.

User Surie
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Answer:

C A quadrilateral is both a rectangle and a rhombus

User Peterxwl
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