A quadrilateral has ________ sides and at most _______ diagonals.

In a parallelogram, both pairs of opposite  side are _____.

In a parallelogram, both pairs of opposite  side are  parallel and both pairs of opposite sides have __________ lengths.

In a trapezoid only _________ pair of opposite sides is parallel.

In a trapezoid only  two pair is opposite sides is parallel.  These sides are called _______ of the trapezoid.

In an isosceles trapezoid, the lengths of the nonparallel sides are ________.

In a right trapezoid, there are _____ right angles.

A kite is made up of __________ with a common base.

A kite is made up of isosceles traingles with a common base. Its diagonals are ______.

A rectangle is a parallelogram with ______ angles.

In a rectangle, both pairs of opposite sides have ______.

A square is a  ______ because it has four sides.

A square is a  rectangle because it has four sides. It is also a common rhombus because its _______ have equal lengths.