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Rewrite of the Statement in the Form "P If and Only If Q". Q : If a Quadrilateral is Equiangular, Then It is a Rectangle and If a Quadrilateral is a Rectangle, Then It is Equiangular.

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Question

Rewrite of the  statement in the form "p if and only if q".

 q : If a quadrilateral is equiangular, then it is a rectangle and if a quadrilateral is a rectangle, then it is equiangular.

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Solution

 A quadrilateral is a rectangle if and only if it is equiangular.

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Chapter 31: Mathematical reasoning - Exercise 31.5 [Page 21]

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R.D. Sharma Mathematics [English] Class 11
Chapter 31 Mathematical reasoning
Exercise 31.5 | Q 3.2 | Page 21

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