1.	The polygon shown is_______.
		A.	a hexagon	B.	a quadrilateral
		C.	concave	D.	regular
		Hint
	2.	What is the measure of an interior angle of a regular 9-gon?
		A.	135	B.	147
		C.	144	D.	140
		Hint
	3.	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.	2160
		C.	1800	D.	2880
		Hint
	4.	The exterior angle of a regular polygon is 32.7°. Find the number of sides.
		A.	10	B.	11
		C.	7	D.	6
		Hint
	5.	Find the measure of .
		A.	75°	B.	29°
		C.	140°	D.	110°
		Hint