1.	Which figure is not a polygon?
		A.		B.
		C.		D.
		Hint
	2.	What is the measure of an interior angle of a regular 9-gon?
		A.	135	B.	140
		C.	147	D.	144
		Hint
	3.	Find the value of x.
		A.	35.25	B.	24
		C.	12.75	D.	46.5
		Hint
	4.	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
	5.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	5040	B.	167
		C.	4680	D.	180
		Hint