1.	Find the value of x in the rhombus.
		A.	40	B.	180
		C.	140	D.	150
		Hint
	2.	Which of the following do parallelograms, rectangles, rhombi, squares, and trapezoids have in common?
		A.	They have at least two congruent angles.	B.	None of these.
		C.	They have four congruent sides.	D.	They are all quadrilaterals.
		Hint
	3.	Which statement is true?
		A.	None of these is correct.	B.	All rectangles are similar.
		C.	All triangles are similar.	D.	All squares are similar.
		Hint
	4.	Which statement about rectangles is false?
		A.	A rectangle has two pairs of congruent sides.	B.	A rectangle is a quadrilateral.
		C.	A rectangle has four right angles.	D.	A rectangle has only one pair of parallel sides.
		Hint
	5.	Classify the quadrilateral using the name that best describes it.
		A.	parallelogram	B.	square
		C.	rectangle	D.	rhombus
		Hint