1.	The polygon shown is
		A.	regular	B.	concave
		C.	a hexagon	D.	an octagon
		Hint
	2.	What is the measure of an interior angle of a regular 9-gon?
		A.	144	B.	135
		C.	147	D.	140
		Hint
	3.	Find the value of x.
		A.	24	B.	35.25
		C.	12.75	D.	46.5
		Hint
	4.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	5040	B.	180
		C.	167	D.	4680
		Hint
	5.	Find the measure of .
		A.	75°	B.	29°
		C.	110°	D.	140°
		Hint