1.	The common endpoint of two rays is called a(n)
		A.	side	B.	vertex
		C.	degree	D.	angle
		Hint
	2.	A name for the angle shown is ________.
		A.		B.
		C.		D.
		Hint
	3.	Use a protractor to measure .
		A.	65	B.	180
		C.	115	D.	100
		Hint
	4.	Classify the given angle.
		A.	straight	B.	right
		C.	obtuse	D.	acute
		Hint
	5.	Classify the given angle.
		A.	right	B.	straight
		C.	acute	D.	obtuse
		Hint