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11 Cards in this Set

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  • Back
a quadrilateral with four right angles.
rectangle.


EVERY RECTANGLE IS A PARALLELOGRAM.
a quadrilateral with four congruent sides.
rhombus.


EVERY RHOMBUS IS A PARALLELOGRAM.
a quadrilateral with four right angles and four congruent sides.
square.


EVERY SQUARE IS A RECTANGLE, A RHOMBUS, AND A PARALLELOGRAM.
The diagonals of a rectangle...
are congruent
the diagonals of a rhombus...
are perpendicular.
Each diagonal of...
a rhombus bisects two angles of the rhombus.
The midpoint of the hypotenuse..
of a right triangle is equidistan from the three vertices.
If a angle of..
a parallelogram is a right angle, then the parallelogram is a rectangle.
If two consecutive sides..
of a parallelogram are congruent, then teh parallelogram is a rhombus.
Base angles..
of an isosceles trapezoid are congruent.
The median...
of a trapezoid:
is parallel to the bases
has a length equal to the average of the base lengths.