1.	Which of the following best describes the front and back cover of a textbook when closed?
		A.	parallel planes	B.	parallel lines
		C.	intersecting lines	D.	skew lines
		Hint
	2.	Refer to the figure below. Which statement is false?
		A.	and are corresponding angles.	B.	and are alternate exterior angles.
		C.	and are alternate interior angles.	D.	m is a transversal for s and t.
		Hint
	3.	Name the plane parallel to plane AEF.
		A.	plane EFH	B.	plane DBA
		C.	plane CHF	D.	plane DGH
		Hint
	4.	Which segment is skew to ?
		A.		B.
		C.		D.
		Hint
	5.	Find the measure of if , and
		A.	65	B.	70
		C.	110	D.	60
		Hint