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4 Written questions
4 Multiple choice questions
 ...then the parallelogram is a rectangle.
 A quadrilateral with four right angles.
 ...then the quadrilateral is a parallelogram.
 A quadrilateral with two pairs of parallel, congruent sides.
3 True/False questions

indirect proof → A proof by contradiction. A proof in which the statement you want to prove is assumed to be false.

square → A quadrilateral with four right angles.

If two adjacent sides of a parallelogram are congruent... → ...then the parallelogram is a rhombus.