1.	What is the measure of an interior angle of a regular 9-gon?
		A.	144	B.	147
		C.	140	D.	135
		Hint
	2.	The measure of an interior angle of a regular polygon is 160. How many sides does the polygon have?
		A.	12	B.	18
		C.	16	D.	20
		Hint
	3.	Find the value of x.
		A.	46.5	B.	12.75
		C.	35.25	D.	24
		Hint
	4.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	167	B.	5040
		C.	180	D.	4680
		Hint
	5.	The measure of an exterior angle of a regular polygon is 60. How many sides does the polygon have?
		A.	6	B.	9
		C.	12	D.	3
		Hint