1.	The polygon shown is
		A.	regular	B.	a hexagon
		C.	an octagon	D.	concave
		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.	12.75	B.	46.5
		C.	35.25	D.	24
		Hint
	4.	Find the sum of the measures of the interior angles of a 28-gon.
		A.	4680	B.	180
		C.	5040	D.	167
		Hint
	5.	Find the measure of .
		A.	140°	B.	29°
		C.	75°	D.	110°
		Hint