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"A quadrilateral is a square if and only if it has fourright angles."Which of the following terms provides acounterexample for why the biconditional statement is

A quadrilateral is a square if and only if it has fourright anglesWhich of the following terms provides acounterexample for why the biconditional statement is class=

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Given statement: A quadrilateral is a square if and only if it has four right angles

Counterexample: A quadrilateral with four right angles can be also a rectangle. Then, not all quadrilaterals with four right angles are squares.

Answer: Rectangle

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