1.	What is the measure of an interior angle of a regular 9-gon?
		A.	140	B.	135
		C.	147	D.	144
		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.	2520	B.	1800
		C.	2160	D.	2880
		Hint
	3.	Find the measure of .
		A.	29°	B.	140°
		C.	75°	D.	110°
		Hint
	4.	Find the sum of the measures of the interior angles of a regular 16-gon.
		A.	3240	B.	2880
		C.	2848	D.	2520
		Hint
	5.	The measure of an interior angle of a regular polygon is 140. Find the number of sides the polygon has.
		A.	13	B.	7
		C.	9	D.	11
		Hint