1.	Which figure is not a polygon?
		A.		B.
		C.		D.
		Hint
	2.	The polygon shown is_______.
		A.	a quadrilateral	B.	regular
		C.	concave	D.	a hexagon
		Hint
	3.	Find the value of x.
		A.	24	B.	12.75
		C.	35.25	D.	46.5
		Hint
	4.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	4680	B.	180
		C.	167	D.	5040
		Hint
	5.	What is the value of x in the figure?
		A.	151°	B.	120°
		C.	117°	D.	297°
		Hint