1.	The measure of an interior angle of a regular polygon is 160. How many sides does the polygon have?
		A.	16	B.	18
		C.	20	D.	12
		Hint
	2.	An exterior angle of a regular polygon has a measure of 30. Find the sum of the measures of the interior angles.
		A.	1800	B.	2160
		C.	2520	D.	2880
		Hint
	3.	The exterior angle of a regular polygon is 32.7°. Find the number of sides.
		A.	7	B.	10
		C.	6	D.	11
		Hint
	4.	The measure of an exterior angle of a regular polygon is 60. How many sides does the polygon have?
		A.	3	B.	6
		C.	12	D.	9
		Hint
	5.	The measure of an interior angle of a regular polygon is 140. Find the number of sides the polygon has.
		A.	7	B.	11
		C.	9	D.	13
		Hint