1.	The quadrilateral below is a parallelogram because_______.
		A.	the diagonals bisect each other
		B.	both pairs of opposite sides are congruent
		C.	both pairs of opposite angles are congruent
		D.	it has four sides
		Hint
	2.	The quadrilateral below is a parallelogram because_______.
		A.	the diagonals are perpendicular	B.	the diagonals are not congruent
		C.	the diagonals bisect each other	D.	it is a square
		Hint
	3.	Find the values of x and y that ensure that the quadrilateral is a parallelogram.
		A.	x = 2, y = 4	B.	x = 1, y = 1
		C.	x = 2, y = 1	D.	x = 4, y = 2
		Hint
	4.	The coordinates of the vertices of WXYZ are W(-3, 3), X(6, 6), Y(1, 0), and Z(-5, -2).Determine if WXYZ is a parallelogram. Explain.
		A.	Yes. The two sets of opposite sides are parallel.
		B.	No. is not parallel to .
		C.	Yes. The two diagonals bisect each other.
		D.	No. is not parallel to .
		Hint
	5.	Find the values of x. and y that ensure that LMNO is a parallelogram.
		A.	x = 8, y = 1	B.	x = , y = 4
		C.	x = 4, y =	D.	x = , y =
		Hint