1.	Find the measure of the segment of a circle graph representing high school enrollment.
		A.	134°	B.	16°
		C.	60°	D.	18°
		Hint
	2.	Suppose you made a circle graph of the inventions that teens can’t live without listed in the table. Find the number of degrees for each section.
		A.	automobile: 122°, cell phone: 7°, microwave oven: 58°, PC: 25°, toothbrush: 112°, other: 36°	B.	automobile: 25°, cell phone: 7°, microwave oven: 122°, PC: 112°, toothbrush: 36°, other: 58°
		C.	automobile: 112°, cell phone: 7°, microwave oven: 122°, PC: 58°, toothbrush: 25°, other: 36°	D.	automobile: 112°, cell phone: 36°, microwave oven: 25°, PC: 58°, toothbrush: 122°, other: 7°
		Hint
	3.	Which circle graph matches the data of inventions that teens can’t live without?
		A.		B.
		C.		D.
		Hint
	4.	According to a survey, the table lists the most annoying distractions at the movies. If a circle graph of the data is drawn, how many degrees is the “Babies crying” section?
		A.	158°	B.	94°
		C.	100°	D.	61°
		Hint
	5.	The circle graph shows how much Americans say they tip at restaurants. Use the graph to describe the opinion of most Americans.
		A.	Most Americans tip more than 16%.
		B.	Most Americans tip up to 10%.
		C.	Most Americans tip between 11% and 15%.
		D.	Most Americans tip between 11% and 20%.
		Hint