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Quadrilaterals: Always, Sometimes, or Never True?  PhillipsMastery: 0%

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A square is a rectangle.
A square is a rhombus.
A parallelogram has two pairs of parallel sides.
A square has 4 right angles.
A rhombus has four equal sides.
A quadrilateral has interior angles that add up to 360 degrees.
A square has four equal sides and four right angles.
A rectangle has two pairs of equal sides.
A rectangle is a square.
A rectangle has four equal sides.
A parallelogram has one pair of obtuse angles.
A quadrilateral has two obtuse angles and two acute angles.
The opposite sides of a kite are parallel.
A parallelogram is a rectangle.
A trapezoid has one pair of equal sides.
A trapezoid is a rectangle.
A trapezoid has no parallel sides.
A quadrilateral has at least one rounded side.
A rectangle has one obtuse angle.
A quadrilateral has 4 acute angles.
A quadrilateral has less than 4 vertices.
A rhombus has three equal sides and one unequal side.
A square has one pair of obtuse angles.