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4 Written questions
4 Multiple choice questions
 A quadrilateral with four congruent sides.
 a) Propose a new conditional by negating the original conclusion. b) Show the absurdity of the new conditional.
 ...then the quadrilateral is a parallelogram.
 A quadrilateral with four congruent sides and four right angles.
3 True/False questions

If the diagonals of a parallelogram are perpendicular... → ...then the parallelogram is a rhombus.

rectangle → A quadrilateral with four right angles.

If the diagonals of a parallelogram are congruent... → ...then the parallelogram is a rectangle.