Which statement must be true?

1.) If a parallelogram is not a rectangle, then it is not a square.

2.) If a parallelogram is not a square, then it is not a rectangle.

3.) All rectangles are squares.

4.) If a parallelogram is a rectangle, then it is a square.

We know 3&4 are false because all rectangles are NOT squares.
#2 if a parallelogram is not a square that means it does not have four right angles and four congruent sides. It could have four right angles and not four congruent sides do it could be a rectangle.
#1 has to be false. In order to be a square it first must be a rectangle.

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Which statement must be true?1.) If a parallelogram is not a rectangle, then it is not a square.2.) If a parallelogram is not a square, then it is not a rectangle.3.) All rectangles are squares.4.) If a parallelogram is a rectangle, then it is a square.

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Related Questions

Which statement must be true?

1.) If a parallelogram is not a rectangle, then it is not a square.

2.) If a parallelogram is not a square, then it is not a rectangle.

3.) All rectangles are squares.

4.) If a parallelogram is a rectangle, then it is a square.