1.	What is the measure of an interior angle of a regular 9-gon?
		A.	144	B.	135
		C.	140	D.	147
		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.	2520
		C.	2880	D.	2160
		Hint
	3.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	5040	B.	167
		C.	180	D.	4680
		Hint
	4.	The exterior angle of a regular polygon is 32.7°. Find the number of sides.
		A.	7	B.	10
		C.	6	D.	11
		Hint
	5.	Find the measure of .
		A.	140°	B.	110°
		C.	75°	D.	29°
		Hint