Mathematics, 14.04.2020 23:07 jordynmcgee123

If a quadrilateral has perpendicular diagonals, then it is a rectangle.

Which of the following arguments is valid with respect to the conditional statement premise above?

1. A quadrilateral is a rectangle.
Therefore, it has perpendicular diagonals.
2. A quadrilateral does not have perpendicular diagonals.
Therefore, it is not a rectangle.
3. A quadrilateral has perpendicular diagonals.
Therefore, it is a rectangle.
4. A quadrilateral is not a rectangle.
Therefore, it does not have perpendicular diagonals.

A. 3 and 4
B. 1 only
C. 1 and 3
D. None of the arguments are valid.

Answers: 3

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If a quadrilateral has perpendicular diagonals, then it is a rectangle.

Which of the fol...