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Rewrite the following statement in the form"p if and only if q":- r: 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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PSEB-MATHEMATICAL REASONING-EXERCISE
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  2. Is the following statement is true or false? In each case give a valid...

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  3. Is the following statement is true or false? In each case give a valid...

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  4. Write the negation of the following statement:- p: For every positive...

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  6. Write the negation of the following statement:- r: For every real num...

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  7. Write the negation of the following statement:- s: There exists a num...

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  8. State the converse and contrapositive of the following statement : p: ...

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  9. State the converse and contrapositive of the following statement : q: ...

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  10. State the converse and contrapositive of the following statement : r: ...

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  11. Write the statement in the form “if p, then q" :- p: It is necessary t...

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  14. Rewrite the following statement in the form"p if and only if q":- p: I...

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  15. Rewrite the following statement in the form"p if and only if q":- q: F...

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  16. Rewrite the following statement in the form"p if and only if q":- r: I...

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  17. Given below are two statements p : 25 is a multiple of 5. q :...

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  18. Check the validity of the statement given below by the method given ag...

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