Unit 6 Test

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Which statement about parallelograms is always true?

• The diagonals are congruent

• The diagonals bisect each other

• The diagonals are perpendicular

• The diagonals bisect their respective angles

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Which statements about quadrilaterals is true?

• All quadrilaterals have four right angles

• All quadrilaterals have four sides

• All quadrilaterals have equal sides

• All quadrilaterals are parallelograms

A parallelogram must be a rectangle when its

• diagonals are perpendicular

• diagonals are congruent

• opposite sides are parallel

• opposite sides are congruent

Which quadrilateral does NOT always have congrueny diagonals?

• isosceles trapezoid

• rectangle

• rhombus

• square

Which statement is false?

• All parallelograms are quadrilaterals

• All rectangles are parallelograms

• All squares are rhombuses

• All rectangles are squares