1.	If PQRS is a parallelogram, find the value of  y.
		A.	175	B.	75
		C.	115	D.	15
		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.	If LMNO is a rhombus, which angle is not necessarily a right angle?
		A.		B.
		C.		D.
		Hint
	4.	The measures of a pair of base angles of an isosceles trapezoid are 7x - 12 and 5x + 6. Find the value of x.
		A.	6	B.	12
		C.	9	D.	3
		Hint
	5.	Food Some cafeteria trays are shaped like isosceles trapezoids so they will fit around the tables. If the measures of one pair of base angles of a tray are 120, what are the measures of the other pair of base angles?
		A.	60	B.	90
		C.	120	D.	240
		Hint
	6.	Find the value of x.
		A.	35.25	B.	46.5
		C.	24	D.	12.75
		Hint
	7.	OBCD is a square. What are the coordinates of D?
		A.	(0, 0)	B.	(0, a)
		C.	(a, a)	D.	(a, 2a)
		Hint
	8.	ABCD is a parallelogram. What are the coordinates of C?
		A.	(a, c)	B.	(b, a + c)
		C.	(b, c)	D.	(a + b, c)
		Hint
	9.	In parallelogram ABCD, B ________.
		A.	C	B.	A and C
		C.	A	D.	D
		Hint
	10.	Find the values of x. and y that ensure that LMNO is a parallelogram.
		A.	x = 4, y =	B.	x = , y = 4
		C.	x = , y =	D.	x = 8, y = 1
		Hint
	11.	The coordinates of three vertices of a rectangle are (0, 4), (2, 3), and (-1, -3). What is the fourth vertex?
		A.	(-3, -4)	B.	(-3, 0)
		C.	(-3, 10)	D.	(-3, -2)
		Hint
	12.	The coordinates of the vertices of quadrilateral PQRS are P(-1, 3), Q(2, 1), R(0, -4), and S(-3, -2). What name most precisely describes PQRS ?
		A.	rectangle	B.	parallelogram
		C.	quadrilateral	D.	square
		Hint
	13.	In rhombus EFGH, if HE = 13 and HP = 12, then PE = ______.
		A.	5	B.	11
		C.	1	D.	3
		Hint
	14.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	4680	B.	5040
		C.	167	D.	180
		Hint