Multiple choice general knowledge math & puzzles

What is the inverse of the following statement, "If a figure is closed, then it is a polygon" ?

  1. If a figure is closed, then it is not a polygon

  2. If a figure is not closed, then it is not a polygon

  3. If a figure is not closed, then it is a polygon

  4. If a figure is not a polygon, then it is not closed

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B Correct answer
Explanation

The inverse of a conditional statement 'If P, then Q' is 'If not P, then not Q'. Therefore, the inverse of 'If a figure is closed, then it is a polygon' is 'If a figure is not closed, then it is not a polygon'.