1.	Which figure is not a polygon?
		A.		B.
		C.		D.
		Hint
	2.	The polygon shown is
		A.	concave	B.	regular
		C.	an octagon	D.	a hexagon
		Hint
	3.	Find the value of x.
		A.	35.25	B.	46.5
		C.	24	D.	12.75
		Hint
	4.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	180	B.	167
		C.	4680	D.	5040
		Hint
	5.	What is the value of y in the figure?
		A.	230°	B.	111°
		C.	56°	D.	106°
		Hint